Solitary Sandpiper
Somali Bulbul
Somali Ostrich
Somali Sparrow
Somali Starling
Song Thrush
Sooty Chat
Sooty Gull
Sooty Shearwater
Sooty Woodpecker
Sora
Souimanga Sunbird
South African Cliff Swallow
South African Shelduck
South Island Oystercatcher
South Island Robin
South Island Saddleback
South Island Takahe
Southern Bald Ibis
Southern Banded Snake Eagle
Southern Black Flycatcher