Birds

The study of birds is called ornithology, is a hobby that many people pursue love. Many bird lovers bird watchers love to study birds. Bird lovers often much care for their birds with birdbaths and birdfeeders, along with their regular cages of birds and bird houses. For those who are interested in pursuing this hobby, there are many books available to birds, of which one to get interesting information about birds. And for friends who love birds, you can alwayswith one of the many gifts that lovers of birds that are available from bird shops!

The birds are found mainly on large extensions of the poles to the tropics and over the seas and oceans. Wild birds most common in the world is the Red-billed Quelea in Africa, the most common bird is the national Red Junglefow, commonly known as the common domestic chicken. The rarest bird is difficult to distinguish, as a large number of birds have been considered rare for some time as theSudan Red Sea Cliff Swallow. Since 1600, only human intervention has led to the extinction of some 115 species of birds. The largest living bird is the ostrich, 2.74 m tall and weighs about 160 kilograms, while the heaviest flying bird is to be the Kori Bustard of Africa, weighing up to 19kg a record! It 'hard to believe, but the smallest bird is the Bee Hummingbird of Cuba that weighs only 1.6 grams!

The world of birds is really great withAbout 9,703 species of birds divided into 23 orders, 142 families and 2,057 genera. This is just the number of bird species. If we look like the total number of birds on the planet, scientists suggest there may be between 100000-200000 million adult birds on the planet at any time.