Download American Museum of Natural History Birds of North America: by DK Publishing PDF

By DK Publishing

Overlaying 580 species present in the USA and Canada west of the a hundredth Meridian, the American Museum of traditional heritage Birds of North the US Western Region is the single advisor to take advantage of an absolutely built-in photographic method of profile the extreme diversity of birds in general obvious west around the nice Plains and West Coast.

Ideal for birdwatchers and poultry fanatics of all ages, and together with info on habit, nesting, and habitat, the American Museum of usual historical past Birds of North the United States Western Region comprises detailed sections on species stumbled on purely within the Southwest and for species which are unusual or rather restricted in distribution.

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Ptarmigan are a common food of the Inuit, who inhabit the same Arctic habitat. VOICE Quiet; male call a raspy krrrh, also growls and clucks. NESTING Small scrape or natural depression, lined with plant matter, often away from cover; 8–10 eggs; 1 brood; April–June. FEEDING Feeds on buds, seeds, flowers, and leaves, especially birch and willow; eats insects in summer. IN BETWEEN PLUMAGE Various transitional plumage patterns can be seen on the Rock Ptarmigan in spring and fall. 32 Local in dry, rocky tundra and shrubby ridge tops; will use edges of open meadows and dense evergreen stands along fairly high-elevation rivers and streams during winter.

The Blue-winged Teal winters mostly south of the US and migrates back north in spring. VOICE Male a high-pitched, raspy peew or low-pitched paay during courtship; female a loud single quack. NESTING Bowl-shaped depression lined with grasses, close to water’s edge, in meadows; 6 –14 eggs; 1 brood; April–September. FEEDING Eats seeds of a variety of plants; feeds heavily on insect larvae, crustaceans, and snails, when breeding. FLIGHT: fast, twisting flight; flies in compact, small groups. OUTSTRETCHED WING Wing stretch behavior shows the white feathers between the blue forewing and green speculum.

Breeds in a variety of wetlands, in edges of shallow pools with nearby tall and short grasslands. Occurs in fresh- and salt marshes, ponds, and other shallow bodies of water in winter; does not feed on land. 50 plainer plumage plainer face longer tail Length 171⁄2–20in (44–51cm) Wingspan 27–33in (69–84cm) Weight 14–29oz (400–825g) Social Flocks Lifespan Up to 18 years Status Secure DATE SEEN WHERE NOTES 51 WATERFOWL Order Anseriformes Family Anatidae Species Anas acuta Northern Pintail white, trailing edge of wing green wing patch with buff bar MALE (WINTER) plain buff face with dark eye FEMALE mottled graybrown body outstretched head and IN FLIGHT neck long, pointed black tail gray bill dull, grayish body MALE (SUMMER) blackish bill pale, chocolatebrown head whitish belly pointed tail shorter than male gray back and flanks long neck FEMALE black bill with gray sides MALE (WINTER) black undertail with white flank patch white neck and breast A n elegant, long-necked dabbler, the Northern Pintail has extremely distinctive marking and a very long tail—in fact, the longest tail to be found on any freshwater duck.

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