The saying " Which came first, the chicken or the egg?" is often asked. But, if you were REALLY smart, when someone asks you that, you simply say " A circle has no begining, nor an end."
Chickens lay eggs like this: Female Chicken meets male chicken. The two chickens express their love and an egg is "planted"in the female chickens bum. Later, she tries to poo, but instead comes out...
The color of a chickens egg is dependent on their breed. Some breeds lay white eggs, and some lay brown. When an egg is being make inside a chicken the tint is the last part of the process; it's...
Because birds evolved to reproduce in such a manner. For birds, more of their offspring survived if they developed and birthed outside of the mothers body.
It often amazes young children that while the chicken in an egg develops from the fertilised ovum the white of the egg becomes the tissues of the chick while the yolk serves purely as a food reserve.