S

Saddle-backed Dolphin

Sagebrush Vole

Salt Marsh Harvest Mouse

San Diego Pocket Mouse

San Joaquin Kit Fox

Sea Otter

Seminole Bat

Short-finned Pilot Whale

Short-tailed Weasel

Shrew-mole

Sika Deer

Silky Pocket Mouse

Silver-haired Bat

Smoky Shrew

Snowshoe Hare

Southeastern Myotis

Southeastern Pocket Gopher

Southeastern Shrew

Southern Bog Lemming

Southern Flying Squirrel

Southern Grasshopper Mouse

Southern Long-nosed Bat

Southern Plains Woodrat

Southern Red-backed Vole

Southern Sea Otter

Southern Short-tailed Shrew

Sperm Whale

Spotted Bat

Spotted Ground Squirrel

Star-nosed Mole

Steller Sea Lion

Stephen's Kangaroo Rat

Striped Dolphin

Striped Skunk

Swamp Rabbit

T

Thirteen-lined Ground Squirrel

Townsend's Big-eared Bat

Townsend's Chipmunk

Townsend's Ground Squirrel

Townsend's Mole

Townsend's Vole

Trowbridge's Shrew

U

Uinta Chipmunk

Uinta Ground Squirrel

Utah Prairie Dog