Birds or poultry are members of vertebrate animals (vertebrates) that have feathers and wings. The oldest fossils of birds found in Germany and known as Archaeopteryx.
The types of birds are so varied, ranging from tiny hummingbirds to ostriches, which is higher than man. It is estimated that there are approximately 8800-10200 bird species throughout the world; approximately 1,500 species of which are found in Indonesia. Various species of birds have been scientifically classified in the class Aves.
Most birds have to eat at least half of their body weight each day. Most birds occupying various locations in ecology. While some other common birds occupy a very special place in their habitat or based on where the location of the type of food being. Even within a single habitat, such as forests, this area can be occupied by a variety of bird species varies, with some species live in the forest canopy, some under the canopy itself, as well as several others in the forest itself. Birds that live in the surrounding waters are generally looking for food by fishing, plant eating, and hijack other animal foods. Birds of prey specialize in hunting other animals or birds
The following are examples of birds
