Be Smart

Why Don't Birds Lay Square Eggs?

Season 7 Episode 19 | 7m 22s | Video has closed captioning.

One day I saw a collection of eggs from lots of different bird species, and I realized just how many different kind of egg shapes there really are! Here’s what science says about why eggs are egg-shaped, if that's even a thing, which I’ve learned it might not be. Evolution of bird eggs, go!

Aired: 10/24/19

Rating: NR


Problems Playing Video? | Closed Captioning