10:18
Eons
The Hazy Evolution of Cannabis
How did such a strange plant like cannabis come to be in the first place?
- TV-Y7
Why Is It So Hard to Tell the Sex of a Dinosaur?
Join hosts Kallie Moore, Michelle Barboza-Ramirez, Gabriel Santos, and Blake de Pastino as they take you on a journey through the history of life on Earth. From the dawn of life in the Archaean Eon through the Mesozoic Era — the so-called “Age of Dinosaurs” -- right up to the end of the most recent Ice Age.
Why Is It So Hard to Tell the Sex of a Dinosaur?
Season 6 Episode 14 | 12m 7s | CC
While we think we know a lot about dinosaurs – like how they moved and what they ate – for a long time, we haven’t been able to ID one seemingly basic thing about their biology... Which are males and which are females?
Subscribe to Our Newsletters
Get trusted Colorado stories, programs, and events from Rocky Mountain PBS straight to your inbox.