(February 1, 2014 at 8:52 am)BrianSoddingBoru4 Wrote: Chickens were domesticated from jungle fowl around 10 000 - 15 000 years ago.
Oviparity (egg-laying) evolved around 220 MYA.
Thus, the egg came first, and by a wide margin.
Next stupid question, please.
Boru
How does the egg yolk get inside of the egg shell?