Field Guide to the Birds of North AmericaAids in the identification of all species known to breed in North America, describing their appearance, behavior, natural habitat, and rarity. |
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Page 8
... race , bears a third scien- tific name , or trinomial . Out of eight subspecies world- wide of Three - toed Woodpecker , three are found in North America . Picoides tridactylus bacatus ( P. t . baca- tus ) identifies the dark - backed ...
... race , bears a third scien- tific name , or trinomial . Out of eight subspecies world- wide of Three - toed Woodpecker , three are found in North America . Picoides tridactylus bacatus ( P. t . baca- tus ) identifies the dark - backed ...
Page 198
... race L. c . brachyrhynchus is the smallest of three subspecies found here ; has least black on wing tips ; in flight , shows much more white on primaries than Ring- billed Gull . European nominate race , canus ( " Common Gull " ) , and ...
... race L. c . brachyrhynchus is the smallest of three subspecies found here ; has least black on wing tips ; in flight , shows much more white on primaries than Ring- billed Gull . European nominate race , canus ( " Common Gull " ) , and ...
Page 398
... race is largest and shows most extensive white in tail . Wing length , and the extent of white in wings and tail , declines from the northern part of the range to the Gulf coast , while the size of bill , legs , and feet increases . The ...
... race is largest and shows most extensive white in tail . Wing length , and the extent of white in wings and tail , declines from the northern part of the range to the Gulf coast , while the size of bill , legs , and feet increases . The ...
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Common terms and phrases
1st winter adult adult adult juvenile Adult male Alaska Aleutians American Black Duck band belly bill birds breast breeding adult breeding plumage brown buff buffy California Calls include casual chestnut coastal color Common Black-Hawk crown dark darker distinct distinguish Dowitcher duller ear patch eastern edge eye ring eyebrow Fairly common fall first-winter flanks flight Florida Flycatcher grayish Gull habitats head Hummingbird immature islands juvenile juvenile breeding juvenile juvenile lacks Lawrence Island legs loud Male's mandible migration molt morph nape neck nests North America Northern numbers Orange Bishop overall Pacific Golden-Plover paler Phalarope Plover plumage primaries race Range rare rufous rump Salton Sea Sandpiper shows slightly smaller Song southern Sparrow spot spring streaked stripe subspecies summer Texas throat Titmouse Uncommon underparts undertail coverts upperparts variable Vireo Warbler western whistled white wing whitish wing bars wing linings wing patch wingbeats winter adult woodlands Woodpecker yellow