- eastern fox squirrel
Sciurus niger
- eastern fox squirrel
Sciurus niger
- white-breasted nuthatch
Sitta carolinensis
- spectacled eider
Somateria fischeri
- California ground squirrel
Spermophilus beecheyi
- California ground squirrel
Spermophilus beecheyi
- California ground squirrel
Spermophilus beecheyi
- Humboldt penguin
Spheniscus humboldti
- American tree sparrow
Spizella arborea
- American tree sparrow
Spizella arborea
- common tern
Sterna hirundo
- eastern meadowlark
Sturnella magna