Many birds are brown, green or grey. These colours make a bird harder to see; they camouflage the bird. Brown is the most common colour. Brown birds include: sparrows, emus, thrushes, larks, eagles and falcons and the female birds of many species such as: wrens, ducks, blackbirds and peafowls.When a brown bird is in long grass or among tree trunks or rocks, it is camouflaged.
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Fast Facts. We have assembled some fast facts and trivia about birds. This information was compiled from a variety of resource including Insurance Information Institute, Wikipedia, Statista, U.S. Fish and Wildlife Service, Avibase, MSPCA-Angell, IOC World Bird List, Our World in Data.
Learn more about the birds you love through audio clips, stunning photography, and in-depth text Audubon Bird Guide App. The Audubon Bird Guide is a free and complete field guide to more than 800 species of North American birds, right in your pocket. ...
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This page lists living orders and families of birds.The links below should then lead to family accounts and hence to individual species. The passerines (perching birds) alone account for well over 5,000 species. In total there are about 10,000 species of birds described worldwide, though one estimate of the real number places it at almost twice that.