Brainstuff

For the past hundred years, paleoartists have depicted T. rex with a mouth like a crocodile's -- toothy and lipless. But new research suggests these dinos may have had lizard-like lips. Learn more in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/dinosaurs/t-rex-lips.htmSee omnystudio.com/listener for privacy information.