feather tracts

См. также в других словарях:

• Feather — For other uses, see Feather (disambiguation). Feather variations Feathers are one of the epidermal growths that form the distinctive outer covering, or plumage, on birds and some theropod dinosaurs. They are considered the most complex… …   Wikipedia

• feather — featherless, adj. featherlessness, n. featherlike, adj. /fedh euhr/, n. 1. one of the horny structures forming the principal covering of birds, consisting typically of a hard, tubular portion attached to the body and tapering into a thinner,… …   Universalium

• Covert (feather) — Upperwing of Orange headed Thrush, Zoothera citrina cyanotus A covert feather on a bird is one of a set of feathers, called coverts, which as the name implies, cover other feathers. The coverts help to smooth airflow over the wings and tail.[1] …   Wikipedia

• passeriform — /pas euhr euh fawrm , peuh ser euh /, adj. of or pertaining to the order Passeriformes; passerine. [ < NL Passeriformes, equiv. to L passer sparrow + iformes IFORMES] * * * ▪ bird Introduction also called  passerine  or  perching bird     any… …   Universalium

• integument — /in teg yeuh meuhnt/, n. 1. a natural covering, as a skin, shell, or rind. 2. any covering, coating, enclosure, etc. [1605 15; < L integumentum a covering. See IN 2, TEGUMENT] Syn. 1. cortex, involucre, involucrum. * * * Covering of the body,… …   Universalium

• bird — birdless, adj. /berrd/, n. 1. any warm blooded vertebrate of the class Aves, having a body covered with feathers, forelimbs modified into wings, scaly legs, a beak, and no teeth, and bearing young in a hard shelled egg. 2. a fowl or game bird. 3 …   Universalium

• Bird — /berrd/, n. Larry, born 1956, U.S. basketball player. * * * I Any of the warm blooded, beaked vertebrates of the class Aves, including more than 9,600 living species. A covering of feathers distinguishes birds from all other animals. Birds have a …   Universalium

• Longisquama — Taxobox name = Longisquama image width = 200px image caption = Illustration of Longisquama insignis fossil range = Early Triassic regnum = Animalia phylum = Chordata classis = Sauropsida subclassis = Diapsida unranked ordo = Avicephala? familia …   Wikipedia

• White-winged Fairy-wren — Taxobox name = White winged Fairy wren image caption = ssp. leuconotus Coolmunda Dam, nr Inglewood, Qld status = LC status system = iucn3.1 status ref =IUCN2006|assessors=BirdLife International|year=2004|id=50686|title=Malurus… …   Wikipedia

• Twitchers' vocabulary — is the set of jargon words used by twitchers. Twitchers are generally rarity seekers and will travel long distances to see a new species just to add a species their life list , year list or other lists. Some terms may be specific to regional… …   Wikipedia

• White-winged Fairywren — ssp. leuconotus Coolmunda Dam, nr Inglewood, Qld Conservation status …   Wikipedia