Crows of the WorldBritish Museum (Natural History), 1976 - Всего страниц: 354 |
Содержание
List of Plates | 1 |
Adaptive radiation and some adaptive characters 911 | 9 |
Plumage and coloration 1318 | 13 |
Не показаны другие разделы: 17
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Часто встречающиеся слова и выражения
acorns adult Alpine Chough American Crow American jays anting appear areas Azure-winged Magpie behaviour No information bill Bill black blackish Blue Jay bluish breeding brownish captive birds Carrion Crow central Chough colour corvids Corvus species crest Cyanocorax darker Description Display and social Distribution and habitat duller eggs feeding feet black female Field characters flight flocks Garrulus genus glandarius green green magpies grey greyish ground Ground Jay habits Hardy head Hooded Crow House Crow Incubation individuals insects Jackdaw Jungle Crow juvenile Lanceolated Jay legs and feet less male mate mobbing nape Nesting Nests north-western northern Nutcracker pair pale paler passerines Pica plumage predator probably Raven Rook roost seeking food self-assertive display sexes Siberian Jay similar slightly smaller social behaviour sometimes Steller's Jay tail coverts tail feathers territory throat tinged tips Tree Pie underparts usually uttered vocal mimicry Voice western wild wings and tail yellow young