Which come first egg or hen ??? :P
Answers
proto-hen laid an egg, and proto-rooster fertilized it. ... So in a nutshell (or an eggshell, if you like), two birds that weren't really chickens created a chicken egg, and hence, we have an answer: The egg came first, and then it hatched a chicken.
Archaeopteryx fossils, which are the oldest generally accepted as birds, are around 150 million years old, which means that birds in general came after eggs in general. That answer is also true—the egg comes first—when you narrow it down to chickens and the specific eggs from which they emerge.
Gallus gallus is a domesticated chicken-like bird (thus, the name "chicken") that originates in southeast Asia. Ever since Darwin we've known that the chicken originated in southeast Asia, although the exact details of which one or more of several possible jungle fowls is the primal form has been debated.
If you mean the egg that you eat and that birds lay, then you're looking for the first amniote, back in the Mid-Carboniferous. Hylonomus and Paleothyris are the oldest ones known, 310-300 milion years old
Answer:
May be egg is the came first.