1. Interesting Facts about Birds
Made by Hammad, Mustafa, Hassan.k,Omer,Yashra

2. Birds
* The oldest bird was known as an Archaeopteryx and lived about 150 million years ago. It was the size of a raven, was covered with feathers, and had wings. * The most yolks ever found in a single chicken's egg is nine. * An ostrich egg needs to be boiled for 2 hours to get a hard-boiled egg. * The Royal Albatross' eggs take 79 days to hatch. * The egg of the hummingbird is the world's smallest bird's egg; the egg of the ostrich, the world's largest. * The now-extinct elephant bird of Madagascar laid an egg that weighed 27 pounds.