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- Tabby catDomestic cat with distinctive coat markings
- Tachina praecepsTachina praeceps is a species of fly in the genus Tachina of the family Tachinidae that ca
- TachinidaeFamily of insects
- TachyoryctesTachyoryctes is a genus of rodent in the family Spalacidae. It contains the following spec
- Tachypodoiulus nigerTachypodoiulus niger, known variously as the white-legged snake millipede or the black mil
- Tactical deception in animalsDeception by non-human animals
- TadornaGenus of birds
- Taenia (flatworm)Genus of flatworms
- Taenia hydatigenaSpecies of flatworm
- Taenia soliumSpecies of tapeworm
- TaeniidaeThe Taeniidae are a family of tapeworms. It is the largest family representing the order C
- TaeniodontaExtinct order of mammals
- TaeromysTaeromys is a genus of rodent in the family Muridae found exclusively in Sulawesi, Indones
- TahrSpecies of mammal
- Tailed frogGenus of frogs
- TailorbirdGenus of birds
- TaipanGenus of snakes native to Australasia
- TakahēSpecies of bird
- TakifuguGenus of fishes
- TakinSpecies of mammal
- Talbot (dog breed)The Talbot (also known as the St. Hubert Hound) was a type of hunting hound common in Engl
- TalegallaTalegalla is a genus of bird in the family Megapodiidae. First described by René Primevère
- TalitridaeTalitridae is a family of amphipods. Terrestrial species are often referred to as landhopp
- Talking birdBird that can mimic human speech
- Talos sampsoniTalos is an extinct genus of carnivorous bird-like theropod dinosaur, an advanced troodont
- TalpidaeFamily of small insectivorous mammals
- TalpinaeThe subfamily Talpinae, sometimes called "Old World moles" or "Old World moles and relativ
- TamanduaGenus of anteaters from South America
- Tamanend's bottlenose dolphinSpecies of dolphin
- TamarawSpecies of buffalo
- TamarinGenus of New World monkeys
- TamaulipasaurusTamaulipasaurus (meaning "Tamaulipas lizard") is an extinct genus of lepidosauromorph rept
- TambaquiSpecies of fishes
- Tame animalTrained animal
- TamisiocarididaeClade of extinct arthropods
- TanagerFamily of birds
- TangasauridaeTangasauridae is an extinct family of diapsids known from fossil specimens from Madagascar
- TanystropheusExtinct genus of reptiles
- TanytarsiniTanytarsini is a tribe of midges in the non-biting midge family (Chironomidae).
- TaohelongTaohelong is a genus of nodosaurid dinosaur known from Lower Cretaceous rocks in north-cen
- TapaculoFamily of birds
- TapejaridaeFamily of azhdarchoid pterosaurs from the Cretaceous period
- TapinocephaliaThe Tapinocephalia are one of the major groups of dinocephalian therapsids and the major h
- TapinocephalidaeTapinocephalidae was an advanced family of tapinocephalians. It is defined as the clade co
- Tapinocephalus Assemblage ZoneThe Tapinocephalus Assemblage Zone is a tetrapod assemblage zone or biozone which correlat
- Tapinoma melanocephalumSpecies of ant
- Tapinoma sessileSpecies of ant
- Tarai gray langurThe Tarai gray langur (Semnopithecus hector) is an Old World monkey, and was formerly cons
- Tarantula hawkCommon name for two genera of wasps
- TarichaThe genus Taricha consists of four species of highly toxic newts in the family Salamandrid
- TarpanExtinct subspecies of equines
- TarponFamily of fishes (Megalopidae)
- TarsomysTarsomys is a genus of rodent in the family Muridae found exclusively in Mindanao, Philipp
- Tasman starlingThe Tasman starling (Aplonis fusca) was described in 1836 by John Gould as a species which
- Tasmanian pademelonThe Tasmanian pademelon (Thylogale billardierii), also known as the rufous-bellied pademel
- Tasmanian pygmy possumThe Tasmanian pygmy possum (Cercartetus lepidus), also known as the little pygmy possum or
- TasmaniosaurusTasmaniosaurus ('lizard from Tasmania', although this genus is not a true lizard) is an ex
- TatankacephalusTatankacephalus is a basal genus of nodosaurid dinosaur that lived during the Early Cretac
- Tattler (bird)The tattlers are the two very similar bird species in the shorebird genus Tringa. They for
- Taung ChildHominin fossil
- Tautavel ManHomo erectus fossil
- Tawny grassbirdThe tawny grassbird (Cincloramphus timoriensis) is a large songbird that is part of the gr
- Taxonomic databaseA taxonomic database is a database created to hold information on biological taxa – for ex
- Taxonomy of AnophelesAnopheles is a genus of mosquitoes (Culicidae) with about 484 recognised species.
- Taxonomy of lemursScientific classification of lemurs
- TaytaluraTaytalura is an extinct genus of lepidosauromorph reptile from the Late Triassic of Argent
- TchagraThe tchagras are passerine birds in the bushshrike family, which are closely related to th
- Ted DaeschlerEdward B. 'Ted' Daeschler is an American vertebrate paleontologist and Associate Curator a
- Tegenaria domesticaSpecies of spider
- TeguTegu is a common name of a number of species of lizards that belong to the families Teiida
- TeiidaeFamily of lizards
- TeleocerasExtinct genus of mammals
- TeleogryllusTeleogryllus is a genus of crickets in the family Gryllidae. Species can be found in Afric
- TeleosauridaeExtinct family of reptiles
- TeleostDivision or infraclass of fishes
- Telephone-pole beetleSpecies of beetle
- TelluravesClade of birds
- Tellus Science MuseumTellus Science Museum is a natural history and science museum near Cartersville, Georgia,
- TemnodontosaurusExtinct genus of reptiles
- TemnospondyliExtinct order of tetrapods
- TemognathaGenus of beetles
- Temperate perchThe members of the family Percichthyidae are known as the temperate perches. They belong t
- TenchSpecies of ray-finned fish
- TenebrioninaeTenebrioninae is the largest subfamily of the darkling beetles (Tenebrionidae), containing
- TenebrionoideaThe Tenebrionoidea are a very large and diverse superfamily of beetles. It generally corre
- Tenggara swiftletThe Tenggara swiftlet (Collocalia sumbawae) is a small bird in the swift family Apodidae.
- TenomergaGenus of beetles
- TenrecFamily of small mammals
- TenrecinaeTenrecinae is a tenrec subfamily endemic to the island of Madagascar. It contains the larg
- TentacleVaried organ found in many animals and used for palpation and manipulation
- TenthredinoideaThe Tenthredinoidea are the dominant superfamily of sawflies within the Symphyta, containi
- TephritidaeFamily of fruit flies
- TephritinaeThe Tephritinae are a subfamily of tephritid fruit flies.
- Tepui tinamouThe tepui tinamou (Crypturellus ptaritepui) is a type of ground bird found in montane mois
- TeratodontidaeTeratodontinae ("monstrous teeth") is a subfamily of extinct hyaenodonts. Fossil remains o
- TeratornithidaeExtinct family of birds
- TerebrantiaTerebrantia is a suborder of thrips (order Thysanoptera). Order Thysanoptera includes 5,50
- TerebratulidaTerebratulids are one of only three living orders of articulate brachiopods, the others be
- Teredo navalisTeredo navalis, commonly called the naval shipworm or turu, is a species of saltwater clam
- Teresa MaryańskaTeresa Maryańska (1937 – 3 October 2019) was a Polish paleontologist who specialized in Mo
- TermitidaeTermitidae is the largest family of termites consisting of 2,105 described species of whic
- Terrestrial crabCrabs that live primarily on land
- Terrestrial molluscEcological group
- Territory (animal)Area a wild animal consistently defends
- Tesso Nilo National ParkTesso Nilo National Park is a national park in Riau Province, Sumatra, Indonesia. It was d
- TestudinataClade of reptiles
- Testudo (genus)Genus of tortoises
- TetraCommon name for several species of fish
- TetragonopterusTetragonopterus is a genus of fish in the family Characidae native to South America.
- TetralophodonTetralophodon ("four-ridged tooth") is an extinct genus of "tetralophodont gomphothere" be
- TetraneuraliaTetraneuralia is a proposed clade of spiralian bilaterians uniting the phyla Mollusca and
- TetraodontiformesOrder of fishes
- TetraophasisTetraophasis is a genus of Galliformes in the family Phasianidae, which includes chickens,
- TetraphalerusGenus of beetles
- TetrigidaeFamily of Caelifera
- TetrodotoxinNeurotoxin
- TettigoniinaeSubfamily of cricket-like animals
- Texas LonghornAmerican breed of cattle
- TeyujaguaTeyujagua (named for Teyú Yaguá, a legendary beast from local Guaraní mythology) is an ext
- Thaddeus William HarrisThaddeus William Harris (November 12, 1795 – January 16, 1856) was an American entomologis
- ThalassodromeusGenus of thalassodromid pterosaur from the Early Cretaceous
- ThalattosauriaExtinct group of marine reptiles
- ThalattosuchusThalattosuchus is an extinct genus of marine crocodyliform that lived in the oceans during
- ThambetochenThambetochen is an extinct genus of moa-nalo duck. It contains two species, the Maui Nui m
- Thamnaconus hypargyreusThamnaconus hypargyreus, commonly known as the lesser-spotted leatherjacket, yellowspotted
- ThanetianThird and last age of the Paleocene Epoch
- ThaumaleidaeThaumaleidae, the solitary midges or trickle midges, are a group of nematoceran flies rela
- Thayer's gullThayer's gull (Larus glaucoides thayeri) is a subspecies of the Iceland gull. It is a larg
- The Colours of Animals1890 book by Edward Bagnall Poulton
- The Electric Ant"The Electric Ant" is a science fiction short story by American writer Philip K. Dick. It
- The Far SideComic strip by Gary Larson
- The Goldfinch (painting)1654 painting by Carel Fabritius
- The Marine Mammal CenterZoo in California, United States
- ThecocoelurusThecocoelurus is a dubious genus of theropod dinosaur from the early Cretaceous period of
- ThecodontosauridaeThecodontosauridae is a family of basal sauropodomorph dinosaurs that are part of the Bagu
- ThectardisThectardis avalonensis is a triangular-shaped member of the Ediacaran biota, dating from 5
- ThelodontiExtinct class of jawless fishes
- ThelodontiformesThelodontiformes is an extinct order of jawless fish of the Silurian.
- ThelytokyType of parthenogenesis
- Theodor von Heuglin19th-century German explorer and ornithologist
- TheraphosaTheraphosa is a genus of South American tarantulas that was first described by Charles Ath
- TherapsidaClade of tetrapods including mammals
- TheriaSubclass of mammals in the clade Theriiformes
- TheridiidaeFamily of spiders
- Theridion grallatorTheridion grallator, also known as the Hawaiian happy-face spider, is a spider in the fami
- TherizinosaurusTherizinosaurid genus from the Late Cretaceous period
- TherocephaliaExtinct group of Permo-Triassic therapsids
- ThescelosaurinaeThescelosaurinae is a subfamily of thescelosaurid dinosaurs from the Early Cretaceous of A
- ThescelosaurusOrnithischian dinosaur genus from Late Cretaceous US and Canada
- ThespidaeThespidae is a family of insects in the order Mantodea. Following a major revision of this
- Thick-billed ground pigeonThe thick-billed ground pigeon (Trugon terrestris), also known as the jungle pigeon or the
- ThililuaThililua is a genus of polycotylid plesiosaur, containing one species, T. longicollis.
- ThiornisThiornis is a fossil genus of Middle Miocene grebe known from a nearly complete specimen f
- ThlypopsisThlypopsis is a genus of birds in the tanager family Thraupidae.
- Thomas C. JerdonEnglish physician, zoologist and botanist
- Thomas Vernon WollastonThomas Vernon Wollaston FLS (9 March 1822 – 4 January 1878) was an English entomologist an
- ThomisidaeFamily of spiders
- Thomson's gazelleSpecies of gazelle
- ThoracicaThoracica is an infraclass of crustaceans which contains the most familiar species of barn
- Thorny devilSpecies of lizard
- ThraupisThraupis is a genus of birds of the tanager family occurring from Mexico to Argentina and
- Threatened speciesIUCN conservation category
- Three-banded ploverThe three-banded plover, or three-banded sandplover (Charadrius tricollaris), is a small w
- Three-spined sticklebackSpecies of fish
- Three-toed slothGenus of mammals
- Thresher sharkGenus of fishes (Alopias, family Alopiidae)
- ThreskiornisThreskiornis is a genus of ibises, wading birds of the family Threskiornithidae. They occu
- ThreskiornithidaeFamily of birds
- ThrinaxodonExtinct genus of cynodonts
- ThripidaeThe Thripidae are the most speciose family of thrips, with over 290 genera representing ju
- ThripsOrder of insects
- Thrips (genus)Thrips is a genus of insect in the order Thysanoptera.
- ThuringothyrisThuringothyris is an extinct genus of Early Permian eureptiles known from the Thuringian F
- Thursley CommonThursley Common is a national nature reserve in Surrey, England, and has also been designa
- ThylacineExtinct species of mammal from Australasia
- ThylacocephalaExtinct group of arthropods
- ThylacoleoExtinct genus of marsupials
- ThylacosmilusExtinct genus of mammals
- ThyreophoraExtinct clade of dinosaurs
- ThysanuraThysanura is the now deprecated name of what was, for over a century, recognised as an ord
- Tibetan antelopeSpecies of mammal
- Tibetan foxSpecies of true fox
- Tiger beetleFamily of beetles
- Tiger grouperThe tiger grouper (Mycteroperca tigris) is a species of marine ray-finned fish, a grouper
- TiktaalikExtinct genus of tetrapodomorphs
- TilefishFamily of fishes
- TillinaeTillinae is a subfamily of beetles in the family Cleridae, the checkered beetles.
- TimaliidaeFamily of birds
- Timeline of entomologyHistory of scientific study of insects
- TimemaGenus of stick insects
- Tinbergen's four questionsAnalysis of animal behaviour
- TingidaeFamily of true bugs
- TinkerbellaGenus of wasps
- Tipula paludosaSpecies of fly
- TipulidaeTipulidae is a family of large crane flies in the order Diptera. There are more than 30 ge
- TipulomorphaThe Tipulomorpha are an infraorder of Nematocera, containing the crane flies, a very large
- Tit berrypeckerThe tit berrypecker (Oreocharis arfaki) is a species of bird in the family Paramythiidae.
- Titan beetleSpecies of beetles
- TitanisExtinct genus of birds
- TitanoboaExtinct genus of snakes
- TitanophoneusExtinct genus of therapsids
- TitanosauriaExtinct clade of dinosaurs
- TitanosuchidaeTitanosuchidae is an extinct family of dinocephalians known only from the middle Permian T
- TithoniaTithonia is a genus of flowering plants in the tribe Heliantheae within the family Asterac
- TithonianThird and last age of the late Jurassic
- TityridaeFamily of birds
- Tityus serrulatusSpecies of scorpion
- ToadCommon name for certain frogs, especially of the family Bufonidae
- ToarcianFourth and last age of the Early Jurassic
- Toba AquariumToba Aquarium (鳥羽水族館, Toba-suizokukan) is a public aquarium located in Toba, Mie, Japan.
- Tobacco etch virusTobacco etch virus (TEV) is a plant virus in the genus Potyvirus and family Potyviridae. L
- TochisaurusTochisaurus (meaning "Ostrich lizard") is a genus of small troodontid theropod dinosaur fr
- Toco toucanSpecies of bird
- TodiramphusTodiramphus is a genus of kingfishers in the subfamily Halcyoninae that are endemic to the
- TodyFamily of birds
- Tody motmotThe tody motmot (Hylomanes momotula) is a species of near-passerine bird in the motmot fam
- Tokay geckoSpecies of reptile
- Tom RichThomas H. Rich (born May 30, 1941), generally known as Tom Rich, is an Australian palaeont
- Tonicella lineataSpecies of mollusc
- Tonkinese catBreed of cat
- TönningTönning (German; Low German Tünn, Tönn or Tönnen; Danish: Tønning; North Frisian: Taning)
- Tony JuniperBritish environmentalist and conservationist
- Tool stoneIn archaeology, a tool stone is a type of stone that is used to manufacture stone tools, o
- Tool use by non-human animalsA wide range of non-human animals, including mammals, birds, fish, cephalopods and insects
- Tooth enamelMajor tissue that makes up part of the tooth in humans and many animals
- Tooth-billed hummingbirdThe tooth-billed hummingbird (Androdon aequatorialis) is a species of bird from the family
- Toothed whaleParvorder of cetaceans
- TopiAfrican antelope
- Toro Bravo (restaurant)Toro Bravo was a Spanish restaurant in Portland, Oregon. The restaurant closed in 2020.
- TorridincolidaeThe Torridincolidae are a small family of beetles in the suborder Myxophaga. It contains t
- TortonianGeologic age of the late Miocene
- TortricidaeFamily of tortrix moths
- TortricinaeThe Tortricinae are the nominate subfamily of tortrix moths. Commonly referred to as leafr
- Tow (fibre)In the textile industry, a tow (or hards) is a coarse, broken fibre, removed during proces
- Townsend's big-eared batSpecies of bat
- Toxocara canisSpecies of roundworm
- ToxodonExtinct genus of notoungulates
- ToxodontidaeToxodontidae is an extinct family of notoungulate mammals, known from the Oligocene to the
- ToxostomaToxostoma is a genus of bird in the family Mimidae. This genus contains most of the birds
- Toy BulldogThe toy bulldog is an extinct unrecognised breed of small bulldog that existed in England
- Toy dogDog type
- TrachodonTrachodon (meaning "rough tooth") is a dubious genus of hadrosaurid dinosaur based on teet
- TrachymedusaeTrachymedusae belong to the phylum Cnidaria and the class Hydrozoa, among the 30 genera ar
- TrachypachidaeFamily of beetles
- TrachypithecusTrachypithecus (derived from Greek τραχύς, trachýs meaning "rough" and πίθηκος, píthekos m
- Tracking (hunting)Tracking in hunting and ecology is the science and art of observing animal tracks and othe
- Traditional PersianTraditional Persian is one of several names for a group of cats that are considered to be
- TragopanGenus of birds
- Tragus (ear)Eminence of the external ear
- TralkasaurusTralkasaurus (meaning "thunder lizard") is a genus of abelisaurid dinosaur from the Huincu
- TrameaTramea is a genus of dragonflies in the family Libellulidae, the skimmers and perchers. Sp
- Trans-species psychologyField of psychology
- TrapeziidaeFamily of crabs
- TraplineRoute along which a trapper sets traps
- Traumatic inseminationMating practice in invertebrates
- TrechinaeSubfamily of beetles
- Tree frogType of amphibian
- Tree kingfisherSubfamily of birds
- Tree squirrelSmall tree-dwelling mammals that are members of the squirrel family (Sciuridae)
- Tree-kangarooGenus of marsupials
- TreecreeperFamily of birds
- TreehopperFamily of insects
- TreeshrewOrder of mammals
- TreeswiftFamily of birds
- TremarctinaeSubfamily of bears
- TrematodaClass of parasitic flatworms
- Trematode life cycle stagesTrematodes are parasitic flatworms of the class Trematoda, specifically parasitic flukes w
- TrematosauriaTrematosauria is one of two major groups of temnospondyl amphibians that survived the Perm
- TrepassiaTrepassia is a 579 million-year-old fossil of Ediacaran rangeomorph. It was first discover
- TriadobatrachusExtinct genus of amphibians
- Triatoma indictivaSpecies of true bug
- Triatoma infestansBlood-sucking bug that spreads disease
- TriatominaeSubfamily of true bugs
- Tribolium (beetle)Tribolium is a genus of flour beetles in the family Tenebrionidae. They are known by vario
- Trichinella spiralisSpecies of roundworm
- Trichodectes canisSpecies of louse
- TrichodoridaeFamily of roundworms
- TrichodorusTrichodorus is a genus of terrestrial root feeding (stubby-root) nematodes in the Trichodo
- TrichoglossusGenus of birds
- TricholaemaTricholaema is a bird genus in the African barbet family Lybiidae. It was formerly include
- TrichoplaxGenus of Placozoa
- TrichurisTrichuris (synonym Trichocephalus), often referred to as whipworms or the silent serpent (
- Trichuris trichiuraParasitic roundworm that causes intestinal infection
- Trichuris vulpisSpecies of roundworm
- Tricolored batThe tricolored bat (Perimyotis subflavus) or American perimyotis is a species of microbat
- TriggerfishFamily of ray-finned fishes
- Triggerfish (surveillance)Triggerfish describes a technology of cell phone interception and surveillance using a mob
- TriglidaeFamily of fishes
- TrigonotarbidaExtinct order of arachnids
- TrihecatonTrihecaton is an extinct genus of microsaur from the Late Pennsylvanian of Colorado. Known
- TringaGenus of birds
- Tringa, MaliTringa, Mali is a commune in the Cercle of Yélimané in the Kayes Region of south-western M
- Trinidad piping guanThe Trinidad piping guan (Pipile pipile) locally known as the pawi, is a bird in the chach
- TrionychiaTrionychia is a superfamily of turtles which encompasses the species that are commonly ref
- TrionychidaeFamily of turtles
- Triops australiensisTriops australiensis, sometimes referred to as a shield shrimp, is an Australian species o
- Trioza erytreaeSpecies of true bug
- TripneustesTripneustes is a genus of sea urchins belonging to the family Toxopneustidae.
- Tripneustes gratillaSpecies of sea urchin
- Tripneustes ventricosusSpecies of sea urchin
- Trissolcus japonicusSpecies of wasp
- TristichopteridaeTristichopterids (Tristichopteridae) were a diverse and successful group of fish-like tetr
- TritemnodonTritemnodon ("three cutting teeth") was an extinct genus of placental mammals from extinct
- TritheledontidaeTritheledontidae, the tritheledontids or ictidosaurs, is an extinct family of small to med
- TritonychusTritonychus phanerosarkus is a Cambrian lobopodian, exceptionally preserved in the Orsten
- TrochilinaeSubfamily of hummingbirds
- TrogiomorphaTrogiomorpha is one of the three major suborders of barklice, booklice, and parasitic lice
- TrogontheriumTrogontherium is an extinct genus of Eurasian giant beavers that lived from the Late Plioc
- TroidiniTroidini is a tribe of swallowtail butterflies that consists of some 135 species in 12 gen
- TrombiculidaeFamily of trombidiform mites
- TroodontidaeExtinct family of bird-like dinosaurs
- TrophallaxisTransfer of food between members of a community through stomodeal or proctodeal means
- Trophic eggEgg whose function is nutrition
- Tropic ShaleThe Tropic Shale is a Mesozoic geologic formation. Dinosaur remains are among the fossils
- Tropical AsiaTropical Asia refers to the entirety of the areas in Asia with a tropical climate. These a
- Tropical fishFish found in aquatic tropical environments
- TropicbirdFamily of birds
- TropidostomaTropidostoma is a medium-sized herbivorous oudenodontid dicynodont therapsid that lived du
- Tropidostoma Assemblage ZoneThe Tropidostoma Assemblage Zone is a tetrapod assemblage zone or biozone which correlates
- True parrotSuperfamily of birds
- Trumpeter hornbillThe trumpeter hornbill (Bycanistes bucinator) is a medium-sized hornbill, with length betw
- TrumpetfishGenus of fishes
- TrypanaeinaeTrypanaeinae is a subfamily of clown beetles in the family Histeridae. There are at least
- TrypeticinaeTrypeticinae is a subfamily of clown beetles in the family Histeridae. There are at least
- TubifexGenus of annelid worms
- TuditanidaeTuditanidae is an extinct family of microsaurian tetrapods. Fossils have been found from N
- Tufted deerSpecies of mammals
- Tufted gray langurThe tufted gray langur (Semnopithecus priam), also known as Madras gray langur, and Coroma
- Tufted tit-tyrantThe tufted tit-tyrant (Anairetes parulus) is a species of bird in the tyrant flycatcher fa
- Tule ValleyTule Valley (also known as White Valley) is a valley in Millard County, Utah, United State
- TullimonstrumExtinct genus of soft-bodied sea animals
- Tunga penetransSpecies of flea
- TungiasisTungiasis is an inflammatory skin disease caused by infection with the female ectoparasiti
- TunicateMarine animals, subphylum of chordates
- Tupian languagesIndigenous language family in South America
- Turbatrix acetiSpecies of roundworm
- TurbellariaClass of flatworms
- TurbinellidaeTurbinellidae are a family of sea snails, marine gastropod mollusks in the clade Neogastro
- TurdoidesGenus of birds in the family Leiothrichidae
- Turkana BasinThe greater Turkana Basin in East Africa (mainly northwestern Kenya and southern Ethiopia,
- Turkey (bird)North American genus of large birds
- Turkish AngoraBreed of cat
- TurnstoneGenus of birds
- TurridTurrid, plural turrids, is a common name for a very large group of predatory sea snails, m
- TurridaeFamily of gastropods
- TurrisTurris is a genus of sea snails, marine gastropod mollusks in the family Turridae, the tur
- Turris crispaTurris crispa is a species of sea snail, a marine gastropod mollusk in the family Turridae
- TurritellidaeFamily of gastropods
- TurritopsisTurritopsis is a genus of hydrozoans in the family Oceaniidae.
- Turritopsis dohrniiSpecies of small, biologically immortal jellyfish
- Turtling (hunting)Turtling is the hunting of turtles. Turtling has been a part of human culture since as far
- Tusk shellClass of shelled marine molluscs
- Two-toed slothGenus of mammals
- TylomyinaeThe subfamily Tylomyinae consists of several species of New World rats and mice including
- Tylorrhynchus heterochetusEdible species of annelid worm
- TylosaurusExtinct genus of marine squamate reptiles
- TylosurusTylosurus is a genus of needlefish, one of ten in the family Belonidae. They are found wor
- TypotheriaTypotheria is a suborder of the extinct mammalian order Notoungulata and includes five fam
- TyranniSuborder of birds
- TyrannosauroideaExtinct superfamily of dinosaurs
- TytonidaeFamily of birds
