Big birds lay big eggs OSTRICH EGG HUMMING BIRD and tiny birds lay tiny eggs.
Birds first took to the air 150 million years ago.
Scientists think that birds are descended from dinosaurs.
Many animals can fly. Many animals lay eggs. But only birds have feathers!
QUIZ 1.What do birds have that no other animals have? ___________________________ 2.Name a bird that does not fly. ________ 3.Why are beaks different shapes?______ 4.What is plumage? _________________ 5.How are baby birds born? ___________