Eons

Season 6 Episode 4: How Vertebrates Got Teeth... And Lost Them Again

As revolutionary as teeth were, they would go on to disappear in some groups of vertebrates. But why?

Genre:

Documentary

Seasons:

6

Episodes:

246

Actor:

Kallie Moore, Blake de Pastino, Michelle Barboza-Ramirez

Quality:

HD

Status:

Returning Series

First Air:

2017

IMDb:

-