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- PabwehshiPabwehshi (meaning "Pab [Formation] beast ["wehshi" in Urdu]") is an extinct genus of meso
- PaceyodonPaceyodon is an extinct genus of morganucodontan mammaliaform from Early Jurassic deposits
- PachycephalidaeFamily of birds
- PachycephalosauriaExtinct clade of dinosaurs
- PachycephalosaurusGenus of pachycephalosaurid dinosaurs
- PachygasterPachygaster is a genus of flies in the family Stratiomyidae.
- PachyphocaPachyphoca is an extinct genus of earless seals from Neogene marine deposits in the northe
- PachyptilaPachyptila is a genus of seabirds in the family Procellariidae and the order Procellariifo
- PachyrhinosauriniPachyrhinosaurini is a tribe of centrosaurine dinosaurs. The clade existed during the Late
- PachyrhinosaurusCeratopsid dinosaur genus from Late Cretaceous US and Canada
- Pacific bluefin tunaSpecies of fish
- Pacific emerald doveThe Pacific emerald dove or brown-capped emerald dove (Chalcophaps longirostris) is a pige
- Pacific koelThe Pacific koel (Eudynamys orientalis), also known as the eastern koel or formerly common
- Pacific martenSpecies of carnivore
- Pacific saurySpecies of fish
- Pack ratGenus of rodents
- PacuPacu (Portuguese pronunciation: ) is a common name used to refer to several species of omn
- PaddlefishFamily of fishes related to sturgeons
- PademelonSmall terrestrial marsupial
- PaederinaeThe Paederinae are a subfamily of the Staphylinidae, rove beetles. As of 2024, three tribe
- PaederusPaederus is a genus of small beetles of the family Staphylinidae ("rove beetles"). With 62
- PagophilyPagophily or pagophilia is the preference or dependence on water ice for some or all activ
- Pain in animalsPain is experienced by a wide range of animals. Physical pain generally involves nocicepto
- Painted berrypeckerFamily of birds
- Painted spurfowlThe painted spurfowl (Galloperdix lunulata) is a bird of the pheasant family found in rock
- Painted-snipeThe Rostratulidae, commonly known as the painted-snipes, are a family of wading birds that
- Palaemon serratusSpecies of crustacean
- PalaemonidaePalaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that
- PalaemonoideaPalaemonoidea is a large superfamily of shrimp, containing nearly 1,000 species. The posit
- PalaeomerycidaeExtinct family of pecorans
- PalaeopleurosaurusPalaeopleurosaurus (meaning "old side lizard") is an extinct genus of diapsid reptiles bel
- PalaeopteryxPalaeopteryx (meaning "ancient wing") is an extinct genus of dubious paravian theropod din
- PalaeotheriidaeExtinct family of mammals
- PalaeotheriumExtinct genus of mammals
- PalaeotodusPalaeotodus is an extinct genus of todies in the family Todidae. The genus has at least th
- PalaeovespaPalaeovespa is an extinct genus of wasp in the Vespidae subfamily Vespinae. The genus curr
- Pale foxSpecies of carnivore
- Pale-billed flowerpeckerThe pale-billed flowerpecker or Tickell's flowerpecker (Dicaeum erythrorhynchos) is a tiny
- Pale-billed scrubwrenThe pale-billed scrubwren (Aethomyias spilodera) is a bird species in the family Acanthizi
- Pale-browed tinamouThe pale-browed tinamou (Crypturellus transfasciatus) is a type of tinamou found in tropic
- Pale-headed woodpeckerThe pale-headed woodpecker (Gecinulus grantia) is a species of bird in the family Picidae.
- Pale-mandibled aracariThe pale-mandibled aracari or pale-billed araçari (Pteroglossus erythropygius) is a near-p
- Pale-rumped swiftThe pale-rumped swift (Chaetura egregia) is a species of bird in subfamily Apodinae of the
- Pale-tailed barbthroatThe pale-tailed barbthroat (Threnetes leucurus) is a species of hummingbird in the family
- Palearctic realmOne of Earth's eight biogeographic realms
- PaleopsephurusPaleopsephurus is an extinct genus of paddlefish (Polyodontidae). At present the genus con
- PaleothyrisPaleothyris was a small, agile, anapsid romeriidan reptile which lived in the Moscovian (C
- Paleozoological Museum of ChinaThe Paleozoological Museum of China (PMC; Chinese: 中国古动物馆) is a museum in Beijing, China.
- PaleozoologyStudy of prehistoric animals
- PalibythusPalibythus magnificus, sometimes called the musical furry lobster, is a species of furry l
- PaliguanaPaliguana is an extinct genus of lizard-like lepidosauromorph reptile. It is known from a
- Pallas's catSpecies of small wild cat
- Pallas's grasshopper warblerPallas's grasshopper warbler (Helopsaltes certhiola), also known as the rusty-rumped warbl
- Pallid batSpecies of bat
- PalmchatSpecies of bird endemic to Hispaniola
- Palmiet Nature ReservePalmiet Nature Reserve is located in Westville, a town located ten kilometres from Durban,
- PalominoGenetic color in horses
- PalorchestidaePalorchestidae is an extinct family of vombatiform marsupials whose members are sometimes
- PalorusPalorus is a genus of darkling beetles in the family Tenebrionidae. There are at least 4 d
- PalpigradiOrder of arachnids known as microwhip scorpions
- PalystesPalystes is a genus of huntsman spiders, commonly called rain spiders or lizard-eating spi
- Palystes castaneusPalystes castaneus is a species of huntsman spider found in parts of South Africa. It is c
- PamparaptorPamparaptor (, meaning "thief of the Pampas") is an extinct genus of paravian theropod din
- Pampas foxSpecies of carnivore
- Pan (genus)Genus of African great ape
- Panagrellus redivivusThe free-living nematode Panagrellus redivivus (sour paste nematode, or beer mat nematode
- Panamanian night monkeyThe Panamanian night monkey or Chocoan night monkey (Aotus zonalis) is a species of night
- PanarthropodaClade of animals
- PancrustaceaClade comprising all crustaceans and hexapods
- Pandalus borealisSpecies of crustacean (caridean shrimp)
- PangalliformesPangalliformes is the scientific name of a provisional clade of birds within the group Gal
- Pangolakha Wildlife SanctuaryPangolakha Wildlife Sanctuary is a wildlife sanctuary encompassing an area of 124 km2 (48
- Pangolin tradeIllegal poaching, sale and trafficking of pangolins
- PaninaSubtribe of mammals
- Panorpa communisPanorpa communis, the common scorpionfly, is a species of scorpionfly.
- PanorpidaeThe Panorpidae are a family of scorpionflies containing more than 480 species. The family
- PanorpodidaeThe Panorpodidae are a small family of scorpionflies. Of the two genera, Brachypanorpa occ
- PantestudinesClade of reptiles
- PantheraGenus within Felidae
- Panthera balamoidesPanthera balamoides ("similar to jaguar") is a possibly dubious species described as an ex
- Panthera hybridBig cat crossbreed
- Panthera leo leoLion subspecies
- Panthera pardus tullianaLeopard subspecies
- Panthera shawiPanthera shawi is an extinct prehistoric cat, of which a single canine tooth was excavated
- Panthera spelaeaExtinct species of lion
- Panthera youngiPanthera youngi is a fossil cat species that was described in 1934; fossil remains of this
- PantherinaeSubfamily of felids
- PantodontaExtinct suborder of mammals
- PantolambdaPantolambda (Greek: "all" (pantos), "lambda" (lambda), in a reference to the shape of uppe
- PanurginaeThe bee subfamily Panurginae is a diverse lineage of 33 genera in 7 tribes. They are parti
- Paolo SaviPaolo Savi (11 July 1798 – 5 April 1871) was an Italian geologist and ornithologist.
- Paper waspVespid wasps that gather fibers from dead wood and plant stems
- Pappataci feverPappataci fever (also known as phlebotomus fever and, somewhat confusingly, sandfly fever
- Papuan eclectusSpecies of parrot
- Papuan king parrotThe Papuan king parrot (Alisterus chloropterus), also known as the green-winged king parro
- ParabuthusParabuthus, commonly known as the thick-tailed scorpion, is a genus of large and highly ve
- ParacanthurusGenus of fishes
- ParaceratheriumExtinct genus of hornless rhinocerotoids from Eurasia
- ParacharontidaeParacharontidae is an arachnid family within the order Amblypygi (tailless whip scorpions)
- ParachartergusParachartergus is a genus of epiponine social wasps belonging to the subfamily Polistinae.
- Parachartergus fraternusSpecies of wasp
- ParacontiasParacontias is a genus of skinks, lizards in the family Scincidae. The genus is endemic to
- Paradise flycatcherThe paradise flycatchers (Terpsiphone) are a genus of birds in the family Monarchidae. The
- ParadoxornisGenus of birds
- Paraguana moustached batSpecies of bat
- ParaHoxozoaClade of all animals except sponges and comb jellies
- ParakeetSpecies of parrot
- ParaleptomysParaleptomys is a genus of rodents from New Guinea. It is considered part of the New Guine
- Paralvinella sulfincolaSpecies of annelid
- ParamacronychiinaeParamacronychiinae is a subfamily of flesh flies (insects in the family Sarcophagidae).
- ParamelomysParamelomys is a genus of rodent. All of the nine species of the genus are found in West P
- ParaneopteraSuperorder of insects
- Paranthropus aethiopicusExtinct species of hominin of East Africa
- Paranthropus boiseiExtinct species of hominin of East Africa
- Paranthropus robustusExtinct species of hominin of South Africa
- ParaphylyType of taxonomic group
- ParaponeraParaponera is a genus of ants and the only genus in the subfamily Paraponerinae. The name
- Paraponera clavataSpecies of ant
- PararcusPararcus is an extinct genus of placodont marine reptile from the Middle Triassic of the N
- ParareptiliaExtinct subclass of reptiles
- ParasaurolophiniParasaurolophini is a tribe of derived corythosaurian lambeosaurine hadrosaurids that are
- ParasaurolophusHadrosaurid ornithopod dinosaur genus from Late Cretaceous Period
- ParasaurusParasaurus (meaning "near lizard") is a genus of pareiasaur known from fossils collected i
- Parasitic wormLarge type of parasitic organism
- ParasiticaParasitica (the parasitican wasps) is an obsolete, paraphyletic infraorder of Apocrita con
- ParasitiformesSuperorder of arachnids
- Parasitoid waspGroup of wasps
- Parastratiosphecomyia stratiosphecomyioidesSpecies of fly
- ParasuchidaeParasuchidae is a clade of phytosaurs more derived than Diandongosuchus, a basal phytosaur
- ParatetralophodonParatetralophodon is an extinct genus of proboscidean from late Neogene deposits in India
- ParatrigonaParatrigona is a genus of bees belonging to the family Apidae.
- ParatypeSpecimen that helps define what a taxon represents
- ParavesClade of bird-like dinosaurs
- ParazoaAncestral subkingdom of animals
- Parc des FélinsParc des Félins is a zoological park in France dedicated to the breeding and conservation
- PardaloteFamily of birds
- PareiasauriaExtinct clade of reptiles
- Parental care in birdsParental care refers to the level of investment provided by the mother and the father to e
- Parischnogaster alternataSpecies of wasp
- Parlatoria blanchardiSpecies of true bug
- ParonychodonParonychodon (meaning "beside claw tooth") was a theropod dinosaur genus. It is a tooth ta
- ParotomysParotomys is a small genus of rodent in the family Muridae. Member species are found in th
- ParrotbillThe parrotbills are a family, Paradoxornithidae, of passerine birds that are primarily nat
- ParrotfishClade of ray-finned fishes
- PartamonaPartamona is a genus of stingless bees in the family Apidae. Herbert Ferlando Schwarz in 1
- PartridgeCommon name for a type of bird
- ParvicursorParvicursor (meaning "small runner") is a genus of tiny maniraptoran dinosaur with long sl
- ParvulastraParvulastra is a genus of starfish belonging to the family Asterinidae. The species of thi
- Parvulastra parviviparaSpecies of starfish
- PascualgnathusPascualgnathus is an extinct genus of traversodontid cynodonts from the Middle Triassic of
- PassalidaeFamily of beetles
- PatagiumMembranous structure that assists a vertebrate animal in gliding or flight
- PatagonaGenus of bird
- Patagonian maraSpecies of rodent
- Patagonian weaselThe Patagonian weasel (Lyncodon patagonicus) is a small mustelid that is the only member o
- PatagorhacosPatagorhacos is an extinct genus of medium-sized phorusrhacid from the early Miocene of Pa
- PatchewollockPatchewollock is a town in north-west Victoria, Australia. At the 2021 census, Patchewollo
- PatellidaePatellidae is a taxonomic family of true limpets, marine gastropod molluscs in the superfa
- Patiria pectiniferaSpecies of starfish
- PaucipodiaPaucipodia inermis is a lobopod known from the Lower Cambrian Chengjiang lagerstätte. Its
- Paul Henri FischerPaul Henri Fischer (also spelled Paul-Henri Fischer), (7 July 1835 Paris – 29 November 189
- PauropodaClass of arthropods
- PauxiThe genus Pauxi consists of the three species of helmeted curassows, terrestrial black fow
- Pavel PravoslavlevPavel Aleksandrovich Pravoslavlev (Russian: Павел Александрович Православлев; 4 (16) Octob
- Pavo (bird)Genus of birds
- PavoniniTribe of birds
- Peach-fronted parakeetThe peach-fronted parakeet (Eupsittula aurea), known as the peach-fronted conure in avicul
- PearlfishFamily of fishes
- PebanistaPebanista is an extinct genus of platanistid "river dolphin" that lived during the Early t
- Pecten jacobaeusPecten jacobaeus, the Mediterranean scallop, is a species of scallop, an edible saltwater
- Pecten maximusSpecies of mollusc, also called St James shell
- Pectoral sparrowThe pectoral sparrow (Arremon taciturnus) is a species of bird in the family Passerellidae
- PedaloA pedalo (British English), pedal boat (U.S. English), or paddle boat (U.S., Canadian, and
- PedetesGenus of rodents
- PedetidaeFamily of rodents
- Pediculosis corporisPediculosis corporis or Vagabond's disease is a cutaneous condition caused by body lice (P
- PediolophodonPediolophodon is an extinct gomphotheriid proboscidean genus from the middle to late Mioce
- Pedrês PortuguesaThe Pedrês Portuguesa is a Portuguese breed of domestic chicken. It is one of four Portugu
- Peel River (New South Wales)Peel River, a watercourse that is part of the Namoi catchment within the Murray–Darling ba
- PehuenchesuchusPehuenchesuchus (meaning "Pehuenche crocodile", after the Mapuche name for the region in w
- PeirosaurusPeirosaurus is an extinct genus of peirosaurid crocodylomorph known from the Late Cretaceo
- Peking ManHistorically significant population of Homo erectus near Beijing
- Pelagic fishFish in the pelagic zone of ocean waters
- PelagornisExtinct genus of birds
- PelagornithidaeExtinct family of seabirds
- PelecaniformesOrder of birds
- PelecanimimusPelecanimimus (meaning "pelican mimic") is an extinct genus of basal ("primitive") ornitho
- Pelican eelSpecies of fish
- PelomysPelomys is a genus of rodent in the family Muridae endemic to Africa. It contains the foll
- PeltopsPeltops is a genus of birds in the family Artamidae. It contains two species that are ende
- Pelvic finPelvic fins or ventral fins are paired fins located on the ventral (belly) surface of fish
- PelycosaurInformal grouping composed of basal or primitive Late Paleozoic synapsids
- Pemphigus (bug)Pemphigus is a genus of true bugs belonging to the family Aphididae.
- Pemphigus betaeSpecies of true bug
- Pen-tailed treeshrewSpecies of mammal
- PenaeidaePenaeidae is a family of marine crustaceans in the suborder Dendrobranchiata, which are of
- PenaeoideaPenaeoidea is the larger of the two superfamilies of prawns. It comprises eight families,
- PenaeusPenaeus is a genus of prawns, including the giant tiger prawn (P. monodon), the most impor
- Penaeus monodonSpecies of crustacean
- Pencil fishGenus of fishes
- Penduline titFamily of birds
- Penelope (bird)Penelope is a bird genus in the family Cracidae consisting of a number of large turkey-lik
- PenelopognathusPenelopognathus (meaning "wild duck jaw") is a genus of dinosaur which lived during the Ea
- Penghu 1Hominin fossil
- PennaraptoraPennaraptora (Latin penna "bird feather" + raptor "thief", from rapere "snatch"; a feather
- PentatomoideaSuperfamily of true bugs
- PentazoniaPentazonia is a taxonomic infraclass of millipedes containing the pill-millipedes (Oniscom
- Peppered mothSpecies of moth
- PerdicinaePerdicinae is a polyphyletic former subfamily of birds in the pheasant family, Phasianidae
- Père David's deerSpecies of mammals native to China
- PerentieSpecies of lizard
- Peridexion treeThe peridexion tree (from Greek δένδρον περιδέξιον, déndron peridéxion) or perindens is a
- Periodical cicadasGenus of North American cicadas
- PeripatidaeFamily of invertebrate animals
- PeripatopsidaeFamily of Onychophorans
- PeriplanetaPeriplaneta is a genus of cockroaches containing some of the well-known pest species with
- PerisoreusThe genus Perisoreus is a very small genus of jays from the Boreal regions of North Americ
- PermosynidaeExtinct family of beetles
- Pernis (bird)Pernis is a genus of birds in the raptor subfamily Perninae. Its members are commonly know
- PeromyscusGenus of mammals
- Persian catBreed of cat
- Persian onagerThe Persian onager (Equus hemionus onager), also called the Persian wild ass or Persian ze
- Peruvian diving petrelThe Peruvian diving petrel (Pelecanoides garnotii) (local name in Peru: potoyunco) is a sm
- Peruvian night monkeyThe Peruvian night monkey (Aotus miconax), also known as the Andean night monkey, is a noc
- Pet cultureInteraction of humans and pets
- Pet rentalPractice of renting pets
- PetalodontiformesPetalodontiformes ("thin-plate teeth") is an extinct order of marine cartilaginous fish re
- PetaurusThe genus Petaurus () contains flying phalangers or wrist-winged gliders, a group of arbor
- PeteinosaurusGenus of pterosaur from the Late Triassic
- Peter SeligmannPeter A. Seligmann (born September 30, 1950) is an American conservationist and nonprofit
- PetralcaPetralca is an extinct genus of loon found in Oligocene and Miocene deposits of Austria. T
- Petralona skullThe Petralona skull is the skull of a hominid found in Petralona Cave, about 35 km (22 mi)
- PetrochelidonPetrochelidon is a genus of birds known as cliff-nesting swallows. The genus name Petroche
- PetromyscusPetromyscus is a genus of rodent in the family Nesomyidae. It is so distinct from other ro
- PhalangeriformesSuborder of arboreal marsupials
- PhalangiotarbidaExtinct order of arachnids
- PhalaropeGenus of birds
- Pharaoh antSpecies of ant
- PhasianidaeFamily of birds
- PhasianinaeSubfamily of birds
- PhasianiniPhasianini is a tribe of birds in the subfamily Phasianinae. It contains the true pheasant
- PhasiinaePhasiinae is a subfamily of flies in the family Tachinidae. Except for the small tribe Str
- PhataginusGenus of mammals
- PheasantBird in family Phasianidae
- PheidoleGenus of ants
- Pheidole megacephalaSpecies of ant
- PhenacoccusPhenacoccus is a genus of mealybugs in the family Pseudococcidae. There are at least 180 d
- Phenacoccus solenopsisSpecies of true bug
- PhengodidaeThe beetle family Phengodidae is known also as glowworm beetles, whose larvae are known as
- Philippine creeperGenus of birds
- Philippine deerThe Philippine deer (Rusa marianna), also known as the Philippine sambar or Philippine bro
- Philippine eagleEndangered species of eagle in the Philippines
- Philippine flying lemurSpecies of mammal
- Philippine frogmouthThe Philippine frogmouth (Batrachostomus septimus) is a nocturnal bird that can be found t
- Philippine mouse-deerSpecies of mammal
- Philippine naked-backed fruit batSpecies of bat
- PhilydrosaurusPhilydrosaurus is an extinct genus of choristoderan which existed in China during the Earl
- PhlaeothripidaePhlaeothripidae is a family of thrips with hundreds of genera. They are the only extant fa
- PhlebotominaeThe Phlebotominae are a subfamily of the family Psychodidae. In several countries, their c
- Phlebotomus argentipesSpecies of fly
- PhloeomysPhloeomys, the slender-tailed cloud rats, is a genus of large rodents in the family Murida
- PhocaGenus of carnivores
- PhocavisPhocavis is an extinct genus of flightless seabird, belonging to the family Plotopteridae,
- PhocinaeSubfamily of carnivores
- Phoenicolacerta troodicaPhoenicolacerta troodica, commonly known as the Troodos wall lizard, Troodos rock lizard,
- PholcidaeFamily of spiders
- Pholcus phalangioidesSpecies of spider
- PhoneutriaGenus of spiders
- Phoneutria feraPhoneutria fera is a species of spider with medically significant venom in the family Cten
- PhormiaSpecies of fly
- PhoronidPhylum of marine animals
- PhoronisPhoronis is one of the two genera of the horseshoe worm family (Phoronidae), in the phylum
- Phoronopsis harmeriPhoronopsis harmeri is a species of marine horseshoe worm in the phylum Phoronida. It was
- PhorusrhacidaeExtinct family of flightless birds
- PhorusrhacosExtinct genus of birds
- PhotininiTribe of beetles
- Photinus pyralisSpecies of beetle
- PhotoblepharonPhotoblepharon is a genus of poorly understood flashlight fishes found around reefs in the
- Photoblepharon palpebratumPhotoblepharon palpebratum (Syn. P. palpebratus), the eyelight fish or one-fin flashlightf
- Photoblepharon steinitziThe flashlight fish (Photoblepharon steinitzi) is a species of anomalopid fish of the orde
- PhoturisGenus of beetles
- Photuris lucicrescensSpecies of beetle (firefly)
- PhratoraGenus of beetles
- PhryganeoideaPhryganeoidea, the giant caddisfly superfamily, may be paraphyletic with Limnephiloidea.
- PhrynidaePhrynidae is a family of amblypygid arachnida arthropods also known as whip spiders and ta
- PhylliidaeFamily of leaf insects
- PhyllodocidaOrder of annelid worms
- PhyllomedusinaePhyllomedusinae is a subfamily of hylid tree frogs found in the Neotropics commonly called
- Phyllorhiza punctataPhyllorhiza punctata is a species of jellyfish, also known as the floating bell, Australia
- PhylloxeraSpecies of insect that plagues grapevines
- Phylloxera (genus)Phylloxera is a genus of true bugs belonging to the family Phylloxeridae.
- PhylloxeridaeFamily of true bugs
- PhylloxeroideaThe Phylloxeroidea is a small superfamily of the Hemiptera within the infraorder Aphidomor
- PhylogeographySubfield of genealogy
- PhymateusPhymateus is a genus of fairly large grasshoppers of the family Pyrgomorphidae, native to
- PhysaliaGenus of marine hydrozoans
- PhyseteroideaSuperfamily of toothed whales
- PhysonectaePhysonectae is a suborder of siphonophores. In Japanese it is called 胞泳 (hōei).
- PhysornisPhysornis is an extinct genus of giant flightless predatory birds of the family Phorusrhac
- PhysostomePhysostomes are fishes that have a pneumatic duct connecting the gas bladder to the alimen
- PhytophagaPhytophaga is a clade of beetles within the infraorder Cucujiformia consisting of the supe
- PhytosauriaOrder of reptiles
- PhytosaurusPhytosaurus (meaning "plant lizard") is a dubious genus of extinct parasuchid phytosaur fo
- PicathartesGenus of birds
- PiciformesOrder of birds
- PicinaeSubfamily of birds
- Pictured rove beetleSpecies of beetle
- Picui ground doveThe Picui ground dove or Picui dove (Columbina picui) is a species of bird in the family C
- Pied avocetSpecies of bird
- Pied oystercatcherThe pied oystercatcher (Haematopus longirostris) is a species of oystercatcher. It is a wa
- Pied ploverThe pied plover (Hoploxypterus cayanus), also known as the pied lapwing, is a species of b
- Pied trillerThe pied triller (Lalage nigra) is a species of bird in the cuckooshrike family Campephagi
- Pierce BrodkorbWilliam Pierce Brodkorb (September 29, 1908, Chicago – July 18, 1992, Gainesville, Florida
- Pierre SonneratPierre Sonnerat (18 August 1748 – 31 March 1814) was a French naturalist, colonial adminis
- PiesmatidaePiesmatidae is a small family of true bugs, commonly called ash-grey leaf bugs. The Piesma
- PiestinaePiestinae are a subfamily of Staphylinidae.
- Pieter BoddaertDutch physician and naturalist
- Pigs in culturePigs, widespread in societies around the world since Neolithic times, have been used for m
- PikaGenus of mountain-dwelling mammal
- PikaiaExtinct genus of primitive chordates
- Pikaia!Pikaia! (ピカイア!) is a Japanese educational anime series produced by NHK Educational. The fi
- Pill millipedeSuperorder of millipedes
- Pilot whaleGenus of dolphins in the order Cetacea
- PilotbirdThe pilotbird (Pycnoptilus floccosus) is a species of passerine bird in the family Acanthi
- Pink cockatooType of cockatoo
- Pink fairy armadilloSpecies of armadillo
- PinnidaeFamily of bivalves
- PinnipedimorphaStem-clade of arctoid carnivorans
- PiobbicoPiobbico (Romagnol: Piòbich) is a comune (municipality) in the Province of Pesaro e Urbino
- PionusPionus is a genus of medium-sized parrots native to Mexico, and Central and South America.
- PiophilaPiophila is a genus of small flies which includes the species known as the cheese fly. Bot
- PiophilidaeThe Piophilidae are a family of "true flies", in the order Diptera. The so-called cheese f
- PipefishSubfamily of fishes
- Piping bellbirdThe piping bellbird (Ornorectes cristatus), or crested pitohui, is a species of bird in th
- PipistrellusGenus of bats
- PipitGenus of birds
- Pit viperSubfamily of snakes
- Pitfall trapTrap for small animals
- PittaFamily of passerine birds
- PittasomaPittasoma is a genus of birds in the gnateater family. Its two members breed in subtropica
- PlacentaliaInfraclass of mammals in the clade Eutheria
- Placentonema gigantissimaSpecies of roundworm
- PlaceriasExtinct genus of dicynodonts
- PlacodontiaExtinct order of Triassic marine reptiles
- PlacodontiformesPlacodontiformes is an extinct clade of sauropterygian marine reptiles that includes placo
- PlacozoaPhylum of aquatic animals
- PlagiaulacidaPlagiaulacida is a group of extinct multituberculate mammals. Multituberculates were among
- PlagiorchiidaPlagiorchiida is a large order of trematodes, synonymous to Echinostomida. They belong to
- Plain antvireoThe plain antvireo (Dysithamnus mentalis) is a passerine bird species in subfamily Thamnop
- Plain laughingthrushThe plain laughingthrush or Père David's laughingthrush (Pterorhinus davidi) is a species
- Plain parakeetThe plain parakeet (Brotogeris tirica) is a species of bird in subfamily Arinae of the fam
- Plains bisonThe plains bison (Bison bison bison) is one of two subspecies/ecotypes of the American bis
- Plains viscachaThe plains viscacha or plains vizcacha (Lagostomus maximus) is a species of viscacha, a ro
- Plains zebraSpecies of zebra
- Plains-wandererAustralian species of bird
- Plaintive cuckooThe plaintive cuckoo (Cacomantis merulinus) is a species of bird belonging to the genus Ca
- Planalto hermitThe planalto hermit (Phaethornis pretrei) is a species of hummingbird. It is found in Arge
- Planalto woodcreeperThe planalto woodcreeper (Dendrocolaptes platyrostris) is a sub-oscine passerine bird in s
- PlanarianFlatworms of the Turbellaria class
- Planococcus citriSpecies of true bug
- PlanthopperSuperfamily of insects
- PlanulaLarval form of certain aquatic animals
- Plasmodium relictumPlasmodium relictum is a species in the genus Plasmodium, subgenus Haemamoeba.
- PlatacanthomyidaeFamily of rodents
- PlatambusPlatambus is a genus of beetle native to the Palearctic, including Europe, the Near East a
- PlatanistidaeFamily of dolphins
- PlataxGenus of fishes
- PlateosaurusSauropodomorph dinosaur
- PlathemisPlathemis is a small genus of dragonflies in the family Libellulidae. It has been consider
- PlatybelodonExtinct genus of large herbivorous proboscidean mammals
- Platycephalus fuscusPlatycephalus fuscus, the dusky flathead or black flathead, (literally translating from An
- PlatycraniellusPlatycraniellus is an extinct genus of carnivorous cynodonts from the Early Triassic. It i
- PlatydemusPlatydemus is a genus of large predatory land planarians in the tribe Rhynchodemini.
- Platydemus manokwariSpecies of flatworm
- PlatynectesGenus of beetles
- PlatyphocaPlatyphoca is an extinct genus of earless seals from Neogene marine deposits in the North
- PlatypodinaePlatypodinae is a weevil subfamily in the family Curculionidae. They are important early d
- PlatypterygiusExtinct genus of reptiles
- PlatysteiraPlatysteira is a genus of bird in the family Platysteiridae. It contains the following spe
- PlatysuchusPlatysuchus ("flat crocodile") is an extinct genus of teleosaurid crocodyliform from the E
- PlatytholusPlatytholus is an extinct genus of pachycephalosaurid dinosaur from the Late Cretaceous (M
- PlatyzoaSuperphylum of unsegmented animals
- PlebeiaPlebeia is a genus of mostly small-bodied stingless bees, formerly included in the genus T
- Plebeia remotaPlebeia remota is a species of stingless bee that is in the family Apidae and tribe Melipo
- PlecopteraOrder of insects
- PlecotusPlecotus is a genus of vesper bat, commonly called long-eared bats. They are found through
- PlectrophenaxPlectrophenax is a small genus of passerine birds of the longspur family Calcariidae.
- PleistoannelidaClade of annelid worms
- PleocyemataSuborder of crustaceans
- PlesiadapidaePlesiadapidae is a family of plesiadapiform mammals related to primates known from the Pal
- PlesiadapiformesExtinct order of mammals
- Plesiomorphy and symplesiomorphyAncestral character or trait state shared by two or more taxa
- PlesiosauroideaExtinct clade of reptiles
- PlesiosaurusExtinct genus of reptiles
- PlethodontidaeFamily of salamanders
- PleurodiraSuborder of turtles
- PleurosauridaeFamily of extinct reptiles
- PliosauroideaExtinct clade of reptiles
- PlotopteridaeExtinct family of sea birds
- PlotopterumPlotopterum is an extinct genus of flightless seabird of the family Plotopteridae, native
- PloverFamily of birds
- PlumageLayer of feathers that covers a bird
- PluvialisPluvialis is a genus of plovers, a group of wading birds comprising four species that bree
- Plymouth Rock chickenAmerican breed of chicken
- PneumatocystIn phycology, a pneumatocyst is a floating structure that contains gas found on brown seaw
- PodargusPodargus is a small genus of birds in the frogmouth family, Podargidae. All members of thi
- PodopteryxPodopteryx is a damselfly genus. It belongs in the family Argiolestidae. They are very lar
- PoeciloscleridaPoecilosclerida is an order of the demosponge class. It is the most speciose demosponge or
- PoecilotheriaPoecilotheria is a genus of tarantulas native to India and Sri Lanka. It was first describ
- Poecilotheria metallicaSpecies of spider
- PoecilotriccusPoecilotriccus is a genus of small flycatchers in the family Tyrannidae. Except for the re
- PogonaGenus of lizards known as bearded dragons
- Pogona minorPogona minor is a species of agamid lizard from a group commonly known as bearded dragons,
- Pogonomyrmex californicusSpecies of ant
- Pointing dogHunting dog
- Poison dart frogFamily of amphibians
- Polar bear jailHolding facility for polar bears in Churchill, Manitoba, Canada
- PolistesGenus of wasps
- Polistes exclamansSpecies of wasp
- Polistes fuscatusPolistes fuscatus, whose common name is the dark or northern paper wasp, is widely found i
- Polistes snelleniSpecies of wasp
- Pollen basketThe pollen basket or corbicula (plural corbiculae) is part of the tibia on the hind legs o
- Pollicipes elegansPollicipes elegans, the Pacific goose barnacle, is a species of gooseneck barnacle inhabit
- Pollicipes pollicipesSpecies of barnacle
- Pollicipes polymerusPollicipes polymerus, commonly known as the gooseneck barnacle or leaf barnacle, is a spec
- PollockNorth Atlantic marine fish in the genus Pollachius
- Polyandry in animalsClass of mating system in non-human species
- PolycestinaePolycestinae is a subfamily of beetles in the family Buprestidae: known as "jewel beetles"
- PolychelidaPolychelida is an infraorder of decapod crustaceans. Fossil representatives are known dati
- PolychrotidaeThe Polychrotidae family (sometimes classified as the Polychrotinae subfamily instead) of
- PolychrusPolychrus is the only extant genus of polychrotid lizards in the world. Commonly called bu
- PolycotylidaeExtinct family of reptiles
- PolyergusPolyergus is a small genus of ants with 14 described species. They are also referred to by
- PolygynandryMating system in which both partners may have other partners
- Polygyny in animalsClass of mating system in non-human species
- Polynesian ratSpecies of rodent
- Polyp (zoology)One of two forms found in the phylum Cnidaria (zoology)
- PolyphagaSuborder of beetles
- PolyphylyProperty of a group not united by common ancestry
- PolyphyodontAnimal whose teeth are continually replaced
- Polypodium hydriformeSpecies of marine parasites
- PolytminaeSubfamily of birds
- PomacanthidaeFamily of fishes
- PomatiidaeThe family Pomatiidae is a taxonomic family of small operculate land snails, terrestrial g
- PomfretFamily of ray-finned fishes
- PonginaeOrangutan subfamily of apes
- PoodleDog breed
- PoospizaGenus of birds
- PoposauridaePoposauridae is a family of large carnivorous archosaurs which lived alongside dinosaurs d
- PoposauroideaExtinct clade of reptiles
- Porcelain crabFamily of crustaceans
- Porcine epidemic diarrhea virusSpecies of virus
- Porcine epidemic diarrhoeaPorcine epidemic diarrhea is a condition caused by the porcine epidemic diarrhea virus tha
- PorcupinefishFamily of fishes
- PoritesGenus of corals
- Porites luteaPorites lutea is a species of stony coral in the family Poritidae. It is found growing in
- PorricondylinaePorricondylinae is a subfamily of gall midges and wood midges in the family Cecidomyiidae.
- Portia (spider)Genus of spiders
- Portia fimbriataPortia fimbriata, sometimes called the fringed jumping spider, is a jumping spider (family
- Portia labiataSpecies of spider
- Portuguese ibexThe Portuguese ibex (Capra pyrenaica lusitanica) is an extinct subspecies of Iberian ibex
- Portuguese man o' warSpecies of marine cnidarian
- PostosuchusGenus of reptiles
- PotamalpheopsPotamalpheops is a genus of shrimp in the family Alpheidae. It was originally erected by P
- PotamornisPotamornis is a prehistoric bird genus that dated back to the late Maastrichtian age of th
- PotamotrygonidaeFamily of cartilaginous fishes
- Potato cyst nematodeGenus of roundworms that live on potato roots
- PotooFamily of nocturnal birds of tropical Central and South America
- PotorooGenus of marsupials
- Pouched lampreySpecies of lamprey
- Poultry diseaseDiseases affecting domesticated birds harvested for food
- Poultry showEvents involving poultry
- PowellophisPowellophis is a genus of extinct Madtsoiid snake from the Mealla Formation of Argentina,
- PraepusaPraepusa is an extinct genus of earless seals from Neogene marine deposits in Europe. Five
- Prairie dogGenus of ground squirrels
- PraomysPraomys is a genus of rodent in the family Muridae endemic to Sub-Saharan Africa. It conta
- PratincoleSubfamily of birds
- PrawnCommon name applied to some types of crustaceans
- Praya dubiaSpecies of hydrozoan
- PrayidaePrayidae is a family of marine invertebrates in the order Siphonophorae. They are colonial
- Prays oleaePrays oleae (olive moth) is a moth of the family Plutellidae found in Europe.
- Precious coralGenus of marine corals
- Predatory fishHypercarnivorous fish that sometimes actively prey upon other fish
- Predatory tunicateThe predatory tunicate (Megalodicopia hians), also known as the ghostfish, is a species of
- PreeningMaintenance behaviour of birds
- Prehensile-tailed porcupineGenus of rodents
- PremaxillaCranial bones at front of upper jaw in many vertebrates
- PremolarThe premolars, also called premolar teeth, or bicuspids, are transitional teeth located be
- PrepomatodelphisPrepomatodelphis is an extinct genus of river dolphin from Early Miocene marine deposits i
- PrepupaStage in insect life cycle between larva and pupa
- PresbyornisExtinct genus of birds
- PresbytiniPresbytini is a tribe of Old World monkeys that includes all of the Asian colobine monkeys
- Preta LusitânicaThe Preta Lusitânica is a Portuguese breed of domestic chicken. It is one of four Portugue
- Prevost's squirrelSpecies of "beautiful" squirrel from Southeast Asia
- PriacanthidaeFamily of fishes
- Priacanthus arenatusPriacanthus arenatus, the toro or Atlantic bigeye, is a species of marine ray finned fish,
- PriacmaPriacma is a genus of beetles in the family Cupedidae. It contains a single extant species
- PriapulidaPhylum of unsegmented marine worms
- Priapulus caudatusPriapulus caudatus known as the cactus worm, is a marine invertebrate belonging to the phy
- PrimatologyScientific study of primates
- PrimatomorphaMirorder of mammals
- PrimelephasPrimelephas is a genus of Elephantinae that existed during the Miocene and Pliocene epochs
- PrimicimexPrimicimex is a monotypic genus of ectoparasitic bed bugs in the family Cimicidae, the onl
- PrimoliusGenus of birds
- PrionailurusGenus of carnivores
- PrioniodontidaPrioniodontida, also known as the "complex conodonts", is a large clade of conodonts that
- PrionoceridaeFamily of beetles
- PrionomyrmeciniTribe of ants
- PrionomyrmexPrionomyrmex is an extinct genus of bulldog ants in the subfamily Myrmeciinae of the famil
- ProbainognathiaProbainognathia is one of the two major subgroups of the clade Eucynodontia, the other bei
- ProborhyaenidaeProborhyaenidae is an extinct family of metatherian mammals of the order Sparassodonta, wh
- Proboscis monkeyPrimate species
- Procambarus alleniSpecies of crustacean
- ProcariamaProcariama is an extinct monotypic genus of phorusrhacid, which lived from the Late Miocen
- ProcaviaProcavia is a genus of hyraxes. The rock hyrax (P. capensis) is currently the only extant
- ProcellariaProcellaria is a genus of Southern Ocean long-winged seabirds related to prions, and withi
- ProcellariidaeFamily of seabirds which includes petrels, shearweters and prions
- Process (anatomy)Projection or outgrowth of tissue from a larger body
- ProcolophoniaProcolophonia is an extinct suborder (clade) of herbivorous reptiles that lived from the M
- Proconsul (mammal)Extinct genus of primates
- Proconsul africanusProconsul africanus was an ape which lived from about 23 to 14 million years ago during th
- ProcoptodonExtinct genus of marsupials
- ProcynosuchidaeProcynosuchidae is an extinct family of therapsids which, along with Dviniidae, were the e
- ProganochelysExtinct genus of turtles
- ProlacertidaeProlacertidae is an extinct family of archosauromorph reptiles that lived during the Early
- ProlacertoidesProlacertoides is an extinct genus of archosauromorph reptile from the Early Triassic of C
- ProlecanitidaProlecanitida is an order of extinct ammonoid cephalopods, the major Late Paleozoic group
- ProlibytheriumGenus of extinct artiodactyl mammals from the early Miocene
- Prong-billed barbetThe prong-billed barbet (Semnornis frantzii) is a distinctive, relatively large-billed bir
- ProphalangopsidaeThe family Prophalangopsidae are insects belonging to the order Orthoptera. They are the o
- PropolisResinous mixture produced by honey bees
- PropyrotheriumPropyrotherium is an extinct genus of mammals, belonging to the order Pyrotheria. It lived
- ProsimianObsolete primate taxon
- ProsorrhynchaThe name Prosorrhyncha is a name (proposed by Sorensen et al. 1995) for a suborder of Hemi
- ProtarctosProtarctos is an extinct genus of basal ursine bear that lived in North America and Eurasi
- ProtathlitisProtathlitis (meaning "champion") is a genus of spinosaurid dinosaur from the Early Cretac
- Protected areas of CanadaProtected areas of Canada consist of approximately 12.1 percent of the nation's landmass a
- Protected areas of ScotlandMany parts of Scotland are protected in accordance with a number of national and internati
- ProterogyrinusExtinct genus of amphibians
- ProterosuchusExtinct genus of reptiles from the Early Triassic of South Africa
- ProterotheriidaeProterotheriidae is an extinct family of litoptern ungulates known from the Eocene-Late Pl
- ProticiaProticia is an extinct genus of mammals belonging to the order Pyrotheria. It lived during
- ProtoceratidaeExtinct family of mammals
- ProtoceratopsGenus of Dinosaur (fossil)
- ProtocoleopteraExtinct suborder of beetles
- Protophormia terraenovaeProtophormia terraenovae is commonly called northern blowfly, blue-bottle fly or blue-asse
- ProtorothyrididaeProtorothyrididae is an extinct family of small, lizard-like reptiles belonging to Eurepti
- ProtostomeClade of animals whose mouth develops before the anus
- PrototheriaSubclass of mammalia
- ProturaOrder of arthropods
- ProtypotheriumExtinct genus of notoungulates
- ProvelosaurusProvelosaurus is an extinct Pareiasaur genus of the Late Permian found on the road between
- ProwfishSpecies of fish
- ProzostrodontiaClade of cynodonts
- Przevalski's nuthatchSmall passerine bird endemic to southeastern Tibet and west central China
- Przewalski's horseSubspecies of mammal
- PselaphinaeSubfamily of beetles
- PseudaulacaspisPseudaulacaspis is a genus of scales and mealybugs in the family Diaspididae. There are at
- Pseudaulacaspis pentagonaSpecies of true bug
- PseudobatosPseudobatos is a genus of fish in the Rhinobatidae family. Although its constituent specie
- Pseudobiceros bedfordiPseudobiceros bedfordi (common names Persian carpet flatworm and Bedford's flatworm) is a
- PseudocellusPseudocellus is an arachnid genus in the order Ricinulei, first described by Norman Platni
- PseudohydromysPseudohydromys is a genus of rodents in the family Muridae endemic to New Guinea. It conta
- PseudophloeinaePseudophloeinae is a subfamily of leaf-footed bugs in the family Coreidae. There are at le
- PseudotheriumPseudotherium ("false beast") is an extinct genus of prozostrodontian cynodonts from the L
- PsilopterusPsilopterus (Greek for "bare wing") is an extinct genus of phorusrhacid ("terror bird") fr
- PsittacidaeFamily of birds
- PsittacosaurusEarly Cretaceous dinosaur genus
- PsittaculaPsittacula, also known as Afro-Asian ring-necked parrots, is a genus of parrots from Afric
- PsittaculidaeFamily of birds
- PsocodeaOrder of insects
- PsocomorphaPsocomorpha is a suborder of barklice, booklice, and parasitic lice in the order Psocodea
- PsocopteraOrder of insects
- PsophiaFamily of birds from northern South America
- Psorophora ciliataSpecies of mosquito
- Psychoda alternataSpecies of moth fly, the drain fly
- PsychodidaeFamily of flies
- PsyllidFamily of true bugs
- PsylliodesPsylliodes is a large genus of flea beetles in the family Chrysomelidae. There are about 2
- Psylliodes luridipennisSpecies of beetle
- Psylliodes napiPsylliodes napi is a species of flea beetle in the family Chrysomelidae. It is found in Eu
- PteralopexPteralopex is a genus of large megabats in the family Pteropodidae. Species in this genus
- PteranodonGenus of pterosaur of the Late Cretaceous
- PteraspisExtinct genus of jawless fishes
- PternistisPternistis is a genus of galliform birds formerly classified in the spurfowl group of the
- PterobranchiaClass of hemichordates
- PterodactylusGenus of pterodactyloid pterosaur from the Late Jurassic
- PterodaustroGenus of ctenochasmatid pterosaur from the Early Cretaceous
- Pterodon (plant)Pterodon is a genus of flowering plants in the legume family, Fabaceae. It includes four s
- PterophyllumGenus of fish
- Pterophyllum (plant)Pterophyllum is an extinct form genus of leaves known from the Carnian to the Maastrichtia
- PteropodinaeSubfamily of bats
- PterorhinusGenus of birds in the family Leiothrichidae
- PterosauromorphaPterosauromorpha (meaning "pterosaur-like forms") is one of the two basic divisions of Orn
- Pterygoid boneThe pterygoid is a paired bone forming part of the palate of many vertebrates, behind the
- PtilocercusPtilocercus is a genus of treeshrew and the sole member of the family Ptilocercidae.
- PtychoderidaePtychoderidae is a family of acorn worms.
- PtychopteromorphaPtychopteromorpha is a taxonomic group within the suborder Nematocera consisting of two un
- PuduGenus of small South American deer
- PuffbirdFamily of birds
- PuffinGenus of Auk
- PulmonataInformal group of gastropods
- Puma (genus)Genus of felid
- PumiliopareiaPumiliopareia is an extinct genus of pareiasaurid parareptile from the Permian period of S
- PumpkinseedSpecies of fish
- PuntanipterusPuntanipterus is a genus of pterodactyloid pterosaur from the Early Cretaceous period (Apt
- PupfishFamily of fishes
- PuppyJuvenile dog
- Purbeck GroupThe Purbeck Group is an Upper Jurassic to Lower Cretaceous lithostratigraphic group (a seq
- PurbeckodonPurbeckodon is an extinct genus of mammaliaforms, possibly belonging to Morganucodonta, th
- PurgatoriusExtinct genus of mammals
- Purple cochoaThe purple cochoa (Cochoa purpurea) is a brightly coloured bird found in the temperate for
- Purple-bearded bee-eaterThe purple-bearded bee-eater or Celebes bee-eater (Meropogon forsteni) is a near passerine
- Purple-crowned fairyThe purple-crowned fairy (Heliothryx barroti) is a species of hummingbird in the subfamily
- Purple-throated caribThe purple-throated carib (Eulampis jugularis) is a species of hummingbird in the subfamil
- PurrFluttering vocalization
- PurranisaurusPurranisaurus is an extinct genus of marine crocodyliform from the Middle to Late Jurassic
- Pye-dogDog type
- Pygmy hippopotamusSpecies of semi-aquatic mammal
- Pygmy marmosetGenus of monkey
- Pygmy palm swiftThe pygmy palm swift (Tachornis furcata), also known as the pygmy swift, is a species of b
- Pygmy parrotPygmy parrots are the smallest members of the parrot order. The six species of pygmy parro
- Pygmy sperm whaleSpecies of mammal
- PygostylePygostyle describes a skeletal condition in which the final few caudal vertebrae are fused
- PylaecephalidaePylaecephalidae is a family of dicynodont therapsids that includes Diictodon, Robertia, an
- PylojacquesidaeThe Pylojacquesidae are a small family of hermit crabs, comprising only two monotypic gene
- PyractomenaPyractomena is a genus of fireflies in the family Lampyridae. There are at least 20 descri
- PyralidaeThe Pyralidae, commonly called pyralid moths, snout moths or grass moths, are a family of
- Pyrenean ibexExtinct subspecies of Iberian ibex
- PyrgomorphaPyrgomorpha is the type genus of grasshoppers in the family Pyrgomorphidae and the tribe P
- PyrgomorphidaeFamily of grasshoppers
- PyrgomorphinaeSubfamily of grasshoppers
- Pyrilla perpusillaSpecies of true bug
- PyropsPyrops is a genus of planthoppers that occur primarily in southeast Asia, containing about
- Pyrosoma atlanticumSpecies of tunicate
- PyrosomeFamily of tunicates
- PyrotheriaExtinct order of mammals
- PyrotheriidaePyrotheriidae is the only family in the order Pyrotheria, provided one does not include th
- PyrrhaltaGenus of beetles
- PyrrhocoridaePyrrhocoridae is a family of insects with more than 300 species world-wide. Many are red c
- Pyrrhocoris apterusSpecies of true bug
- PythidaeFamily of beetles
- Python (genus)Genus of snakes
- PythonidaeFamily of snakes
- Pyura chilensisSpecies of sea squirt
- PyxicephalusPyxicephalus (πυξίς, pyxis = "(round) box," κεφαλή, kephalē = "head") is a genus of true f
