The Cretaceous Period was a dangerous time for many animals, even for the “dinosaur equivalent of a tank.” Watch how researchers analyzed the pristine remains of a heavily armored nodosaur to discover this dino’s additional layer of defense.
0 minute ago — Priyamvada Natarajan and Lee Billings
July 8, 2020 — Erik Olsen
May 19, 2020 — Kit R. Roane
April 27, 2020 — Jeffery DelViscio