Bewick's Wren
Bewick's Wren
Black Guillemot
Black Phoebe
Black Phoebe
Black Skimmer
Black Skimmer
Black Skimmer
Black Tern
Black Tern
Black Tern
Black Tern
Black Tern
Black Tern
Black Tern
Black Vulture
Black Vulture
Black Vulture
Black-and-white Warbler
Black-backed Woodpecker
Black-bellied Whistling Duck
Black-bellied Whistling Duck
Black-billed Magpie
Black-billed Nightingale-Thrush