A bird is a warm-blooded, egg-laying, feathered vertebrate. Penguins are flightless birds.
They're birds. Laying eggs is one of the things that defines them as birds.
depens on the bird most birds a few months like parrots or cackateils
another birds ;)
There is no such thing as a bird that is a mammal. Mammals are one classification, and birds are another. All birds lay eggs. Most mammals do not lay eggs. The only exceptions are the monotremes, which include just the platypus and the echidna.
Possible because these birds are mostly parasites on other birds. Laying their eggs in other birds nests to be raised by the other bird.
The kea is a bird, and birds reproduce by laying eggs.
The cow bird. The cow bird lays it's eggs in another birds nest, and then when the cow bird's eggs begin to hatch, the baby cow birds will push the other birds out of the nest.
Some cartoon bird names include Tweety, Woody Woodpecker, and Woodstock. Another famous cartoon bird is Donald Duck, who spawned even more cartoon birds of Huey, Dewey, and Louie.
The Bird of Paradise is the most famous bird from New Guinea. It is PNG's coat of arms.
He wrote and illustrated the famous book 'Birds of America'.painting birds :))))
IT IS ANOTHER NAME FOR THE NATIONAL BIRD OF JAMAICA: THE DOCTOR BIRD