A Love Letter To The Ocean (2021)
TED Radio Hour
00:00
The Sex Lives of Cockroaches
In fish, the bigger the female is, the more eggs she can carry. Since sperm is really cheap to make, a small male energetically can make a lot of sperm. He can make enough sperm to fertilize all of a large female eggs. And what's happening is the female is actually sort of doing this psychological warfare.
Transcript
Play full episode
