Huo Luobin:
Pygoscelis adeliae, Adelie penguin, Brown Bluff, Antarctica
Huo Luobin:
Adelie penguins, Hope Bay, Antarctica
Huo Luobin:
Adelie penguins, Hope Bay, Antarctica
Huo Luobin:
American goldfinch
Huo Luobin:
American robin
Huo Luobin:
19.20: Charadriiformes: Charadriidae: Vanellus resplendens: Andean lapwing
Huo Luobin:
Arctic tern
Huo Luobin:
Arctic tern, Ny Alesund, Svalbard, Norway
Huo Luobin:
Arctic tern, Ny Alesund, Svalbard, Norway
Huo Luobin:
Asian openbills, Tonle Sap, Cambodia
Huo Luobin:
Baltimore oriole
Huo Luobin:
7.9: Anseriformes: Anatidae: Anas rubripes: Black duck
Huo Luobin:
Black vulture
Huo Luobin:
Black vulture
Huo Luobin:
Black vultures
Huo Luobin:
9: Apodiformes: Trochilidae: Archilochus alexandri: Black-chinned hummingbird
Huo Luobin:
19.56: Charadriiformes: Laridae: Chroicocephalus ridibundus: Black-headed gull
Huo Luobin:
19.1: Gruiformes: Gruidae: Grus nigricollis: Black-necked cranes
Huo Luobin:
Blackbird
Huo Luobin:
Blackstart
Huo Luobin:
Blue jay
Huo Luobin:
Blue tit
Huo Luobin:
Blue whistling thrush
Huo Luobin:
Blue-faced booby
Huo Luobin:
Brewer's sparrow
Huo Luobin:
9: Apodiformes: Trochilidae: Selasphorus platycercus: Broad-tailed hummingbird (female)
Huo Luobin:
Brown booby
Huo Luobin:
Brown dipper
Huo Luobin:
Bullfinch
Huo Luobin:
Buzzard