S
- Saber Tooth Tiger
- Saiga Antelope
- Salamander
- Saltwater Crocodile
- Sand Cat
- Sandhill Crane
- Scorpion
- Screech Owl
- Sea Dragon
- Sea Horse
- Sea Lion
- Sea Otter
- Sea Snake
- Serval
- Shoebill Stork
- Sloth
- Snapping Turtle
- Snow Leopard
- Snowy Owl
- Softshell Turtle
- Sperm Whale
- Squirrel
- Squirrel Monkey
- Stegosaurus
- Stingray
- Sulcata Tortoise
- Sunfish
- Swordfish
