美洲鸟类
John James Audubon (约翰·詹姆斯·奥杜邦) · 1827-1838 · 439 plates
Rocky mountain plover
黑长尾霸鹟
Roscoe’s yellow-throat
Zurus aguitin|Roscoe’s yellow-throat
Rose-breasted grosbeak
Roseate spoonbill
粉红琵鹭
Roseate tern
粉红燕鸥
Rough-legged falcon
Ruby crowned wren
Kuby crowned|北蜂鸟属
Ruby-throated humming bird
Ruddy duck
Male adult|棕硬尾鸭
Ruddy plover
三趾滨鹬
Ruff-necked humming-bird
Ruffed grous
披肩榛鸡
Rusty grakle
锈色黑鹂属
Salt water marsh hen
Mate adut sprng|湾鳄
Sandwich tern
白嘴端凤头燕鸥
Savannah finch
稀树草鹀
Scarlet ibis
美洲鹮属
Scaup duck
斑背潜鸭
Schinz’s sandpiper
Scolpaceus courlan
Sea-side finch
Phoa barolina|Sea-side finch
Selby’s flycatcher
Adonts aulumnalis|Selby’s flycatcher
Semipalmated sandpiper
半蹼滨鹬
Semipalmated snipe or willet
北美鹬
Sharp-skinned hawk
Tharfp tawk|Sharp-skinned hawk
Sharp-tailed finch
Sharp-tailed grous
Shore lark
Male adult|角百灵
Shoveller duck
琵嘴鸭
Slender-billed guillemot
Mender tiled|Slender-billed guillemot
Small green crested flycatcher
绿纹霸鹟
Smew or white nun
斑头秋沙鸭属
Snow bird
弹尾亚纲
Snow bunting
铁爪鹀科
Snow geese
Snowy heron or white egret
Hnle ihult spu|雪鹭
Snowy owl
雪鸮
Solitary flycatcher or vireo
Micgia macrosferma|孤鹬
Solitary sandpiper
孤鹬
Song sparrow
歌带鹀