What Makes A Dinosaur?

Due to a revolution in our understanding of the tree of life, birds are dinosaurs, while dimetrodons are not. If you liked this week’s video, we think you might also like: - After her great video on Dimetrodon https://www.youtube.com/watch?v=-tdVPiyVDsQ , The Brain Scoop’s Emily Graslie started a blog devoted to the di

Written by MinuteEarth