The Chicken Came First, Not The Egg

This is one of the most puzzling and famous life questions has stumped people for generations.  In order for there to be an egg, a chicken would have had to lay it. In order for there to be a chicken, it would have had to hatch from an egg. British researchers say the chicken must have come first as the formation of eggs is only possible thanks to a protein found in the chicken’s ovaries.