Steinitz's goby

Stegastes pictus

Straightfin barb

Fish

Stout cisticola

Birds

Streaked gurnard

Sumatran trogon

Sumatran treepie

Birds

Swamp flycatcher

Birds

Sykes's warbler

Birds

Synodontis haugi

Fish

Synodontis smiti

Fish

Synapturichthys

Tahiti sandpiper

Tailspot blenny

Fish

Taillight shiner

Taveuni silktail

Birds

Tentacled blenny

Teratornithidae

Birds

Tidepool sculpin

Thylacosmilidae

Tor douronensis

Fish

Toyotamaphimeia

Trachelyopterus

Triconodontidae

Animal

Tricolor shiner

Trimmatom nanus

Fish

Twinspot blenny

Fish

Twohorn sculpin

Twospot flounder

Fish

Upcher's warbler

Birds

Vanuatu megapode

Birds

Variable sunbird

Visayan fantail

Birds

Volaticotherium

Animal

Waccamaw darter

Wahlberg's eagle

Birds

Wake Island rail

Birds

Wallaceochromis

Wallacean drongo

Birds

Waved woodpecker

Birds

Wattled curassow

Birds

Welcome swallow

Birds

Western galaxias

Fish

Whiskered yuhina

Birds

White-browed tit

Birds

White's seahorse

Fish

Whitebarred goby

Fish

White-naped jay

Birds