Which came first: The chicken or the egg?
Most biologists will answer confidently when asked "which came first, the chicken or the egg?" but the answer may depend on what type of egg you're …
Live Science flipped this story into LiveScience•406d
Most biologists will answer confidently when asked "which came first, the chicken or the egg?" but the answer may depend on what type of egg you're …
Live Science flipped this story into LiveScience•406d