Copepod Love Story

The mystery of how the littlest creatures at the bottom of the food chain actually manage to track down suitable mates has been a subject that intrigues scientists.

Ari Daniel has been following scientists who have been finding some clues while studying copepods, small crustaceans that look similar to a small shrimp under a microscope. Daniel reports in this installment of Small Matters, the series that sweats the small stuff.