Up Next
Back to Show
Eons
How the Squid Lost Its Shell
Season 1
Episode 38
The ancestors of modern, squishy cephalopods like the octopus and the squid all had shells. In ancient times, their shell was their greatest asset but it eventually proved to be their biggest weakness.
Support Provided By
8:23
The horns probably had a purpose - one that rodents would likely benefit from today.
6:27
How did this giant marine reptile end up high in the Andes Mountains?
9:43
What if the rock art drawings of strange animals really existed?
8:48
How did Thrinaxodon and Broomistega become entombed together?
7:05
Untangling the origins of Beelzebufo -- the giant frog that lived alongside the dinosaurs.
10:43
To try to solve the puzzle of Lark Quarry, experts have turned to paleoichnology.
