Could Dinosaurs Have Been Warm-Blooded?

The video explores how perceptions of dinosaurs have evolved, from sluggish reptiles to active hunters. It discusses the debate on whether dinosaurs were cold-blooded or warm-blooded, introducing the concept of mesothermy. By examining growth rings in fossils, scientists suggest dinosaurs had a metabolic rate between reptiles and birds. The video also highlights challenges in interpreting data and new methods for studying dinosaur metabolism, such as analyzing red blood cells in fossils.

What new insight or understanding did you gain from this video?