Species starting with S

Index built 10 November 2026

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ʻ

• Saban black iguana Iguana melanoderma CR
• Sacramento perch Archoplites interruptus EN
• Saffron-cowled Blackbird Xanthopsar flavus EN
• Sahamalaza sportive lemur Lepilemur sahamalazensis CR
• Saint Lucia Oriole Icterus laudabilis EN
• Sakalava Rail Zapornia olivieri EN
• Saker Falcon Falco cherrug EN
• Sakhalin taimen Parahucho perryi CR
• Salmon-crested Cockatoo Cacatua moluccensis EN
• Salt Marsh Harvest Mouse Reithrodontomys raviventris EN
• Saltmarsh sparrow Ammospiza caudacuta EN
• Salvelinus willoughbii EN
• Samoan Wood Rail Gallinula pacifica CR
• San Felipe hutia Mesocapromys sanfelipensis CR
• San Marcos salamander Eurycea nana CR
• San Quintin kangaroo rat Dipodomys gravipes CR
• Sand tiger shark Carcharias taurus CR
• Sandbar shark Carcharhinus plumbeus EN
• Sandy mole rat Spalax arenarius EN
• Sanford's brown lemur Eulemur sanfordi EN
• Sangihe tarsier Tarsius sangirensis EN
• Sanje mangabey Cercocebus sanjei EN
• Santa Ana Sucker Catostomus santaanae EN
• Santa Catarina's guinea pig Cavia intermedia CR
• Santa Marta Parakeet Pyrrhura viridicata EN
• Saola Pseudoryx nghetinhensis CR
• Sardinella tawilis EN
• Sardinian Long-eared Bat Plecotus sardus CR
• Scalloped hammerhead Sphyrna lewini CR
• Scaly-foot gastropod Chrysomallon squamiferum EN
• Scaly-sided Merganser Mergus squamatus EN
• Scaphiophryne gottlebei EN
• Schneider’s marmoset Mico schneideri EN
• School shark Galeorhinus galeus CR
• Scimitar oryx Oryx dammah EN
• Sclater's guenon Cercopithecus sclateri EN
• Scolymia lacera CR
• Scott Bar salamander Plethodon asupak EN
• Sea otter Enhydra lutris EN
• Secretarybird Sagittarius serpentarius EN
• Sei whale Balaenoptera borealis EN
• Semper's Warbler Leucopeza semperi CR
• Serendib Scops Owl Otus thilohoffmanni EN
• Sevan trout Salmo ischchan CR
• Seychelles frog Sooglossus sechellensis EN
• Seychelles magpie-robin Copsychus sechellarum EN
• Sharpe's longclaw Macronyx sharpei EN
• Sharpnose guitarfish Glaucostegus granulatus CR
• Shelley's crimsonwing Cryptospiza shelleyi EN
• Shenandoah Salamander Plethodon shenandoah CR
• Shore Plover Charadrius novaeseelandiae EN
• Shore plover Thinornis novaeseelandiae EN
• Short Samoan tree snail Samoana abbreviata CR
• Short-tailed chinchilla Chinchilla chinchilla EN
• Shortfin mako shark Isurus oxyrinchus EN
• Shortnose cisco Coregonus reighardi CR
• Shortnose sucker Chasmistes brevirostris EN
• Siamang Symphalangus syndactylus EN
• Siamese crocodile Crocodylus siamensis CR
• Siamese tigerfish Datnioides pulcher CR
• Siau Island tarsier Tarsius tumpara CR
• Siberian Crane Leucogeranus leucogeranus CR
• Sicklefin lemon shark Negaprion acutidens EN
• Silky sifaka Propithecus candidus CR
• Silonia childreni EN
• Silvery gibbon Hylobates moloch EN
• Silvery Pigeon Columba argentina CR
• Sinbad skink Oligosoma pikitanga CR
• Slackwater darter Etheostoma boschungi EN
• Slender-billed Vulture Gyps tenuirostris CR
• Small-scale whiting Sillago parvisquamis EN
• Small-toothed sportive lemur Lepilemur microdon EN
• Smalleye hammerhead Sphyrna tudes CR
• Smalltail shark Carcharhinus porosus CR
• Smalltooth sand tiger Odontaspis ferox EN
• Smalltooth sawfish Pristis pectinata CR
• Socorro mockingbird Mimus graysoni CR
• Socorro springsnail Pyrgulopsis neomexicana CR
• Socotra pseudocardisoma EN
• Sokoke Scops Owl Otus ireneae EN
• Sooty Albatross Phoebetria fusca EN
• South Andean deer Hippocamelus bisulcus EN
• South Island kōkako Callaeas cinereus CR
• Southern bluefin tuna Thunnus maccoyii EN
• Southern giant clam Tridacna derasa EN
• Southern greater glider Petauroides volans EN
• Southern maned sloth Bradypus crinitus EN
• Southern muriqui Brachyteles arachnoides CR
• Southern pastel frog Eleutherodactylus leoncei EN
• Southern river otter Lontra provocax EN
• Southern river terrapin Batagur affinis CR
• Southern woolly lemur Avahi meridionalis EN
• Speckled ground squirrel Spermophilus suslicus CR
• Spectacle case pearly mussel Cumberlandia monodonta EN
• Spectacled flying fox Pteropus conspicillatus EN
• Speleomantes strinatii EN
• Sphaerichthys vaillanti EN
• Spiny butterfly ray Gymnura altavela EN
• Spiny giant frog Eleutherodactylus nortoni CR
• Spiny turtle Heosemys spinosa EN
• Spix's Macaw Cyanopsitta spixii EW
• Spoon-billed Sandpiper Calidris pygmaea CR
• Spotback skate Atlantoraja castelnaui CR
• Spotted eagle ray Aetobatus narinari EN
• Spotted handfish Brachionichthys hirsutus CR
• Spotted turtle Clemmys guttata EN
• Squalius keadicus EN
• Squatina squatina CR
• Staghorn coral Acropora cervicornis CR
• Starry night toad Atelopus arsyecue CR
• Starry sturgeon Acipenser stellatus CR
• Starspotted smooth-hound Mustelus manazo EN
• Stephen's Island gecko Toropuku stephensi EN
• Steppe Eagle Aquila nipalensis EN
• Sterlet Acipenser ruthenus EN
• Storm's Stork Ciconia stormi EN
• Streak-breasted bulbul Hypsipetes siquijorensis EN
• Stresemann's Bushcrow Zavattariornis stresemanni EN
• Stygobromus pecki EN
• Sulphur molly Poecilia sulphuraria EN
• Sulu Bleeding-heart Gallicolumba menagei CR
• Sulu Hornbill Anthracoceros montani CR
• Sumatran Ground Cuckoo Carpococcyx viridis EN
• Sumatran orangutan Pongo abelii CR
• Sumatran rhinoceros Dicerorhinus sumatrensis CR
• Sun Conure Aratinga solstitialis EN
• Sunda pangolin Manis javanica CR
• Sunflower seastar Pycnopodia helianthoides CR
• Sunray Lettuce Coral Helioseris cucullata CR
• Superagui lion tamarin Leontopithecus caissara EN
• Swan Goose Anser cygnoides EN
• Swift Parrot Lathamus discolor CR
• Syncaris pacifica EN
• Syr Darya sturgeon Pseudoscaphirhynchus fedtschenkoi CR
• São Paulo Marsh Antwren Formicivora paludicola CR
• São Tomé Ibis Bostrychia bocagei CR
• São Tomé Shrew Crocidura thomensis EN