Where Are All the Medium-Sized Dinosaurs?'s primary photo
  • PBS Eons Where Are All the Medium-Sized Dinosaurs? (Season 4, Episode 4)
  • TV Episode | 12 min | Documentary

PBS Eons

Where Are All the Medium-Sized Dinosaurs? (Season 4, Episode 4)
TV Episode | 12 min | Documentary
Carnivor fossils are rare but there are almost no mid-sized dinosaur carnivores. Two small tyrannosaurs are described here. Some scientists think they are juvenile tyrannosaurus rex. Others believe they are a different species because they...See moreCarnivor fossils are rare but there are almost no mid-sized dinosaur carnivores. Two small tyrannosaurs are described here. Some scientists think they are juvenile tyrannosaurus rex. Others believe they are a different species because they have some significant anatomical differences. Could it be that juvenile tyrannosaurs filled the niche of mid-size predator and their anatomical difference satisfied a physiologic need as they grew? Written by David Foss See less
Read more: Plot summary
Writer
Mark Mancini
Producer
Seth Radley (producer)
Editors
Seth Radley (video editor) | Hannah West (video editor)
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Status
Edit Released
Updated Aug 12, 2021
Release date
Aug 12, 2021 (United States)

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