Filoplumes - These are thin and hairlike with tufts on the end. Contour Feathers - These cover and protect the body and give the bird its color. The color of these feathers can depend on whether the bird is the male or female of the species. Quill Feathers - These large, strong feathers are in the wings and tail and help the bird with flying. There are about 9000 species of birds, with 24 orders and 146 families.
Scientists believe that birds evolved from reptiles and dinosaurs.
Birds are found throughout the world, from the tropics to polar regions. One unique characteristic of many birds is their tendency to migrate. This means that the birds move from colder to warmer areas as the winter approaches. Birds can be both helpful and harmful to man. They are helpful as they frequently eat harmful insects.