Paris raised her hand. "Well some wizards theorize that dragons either might have evolved from muggle dinosaurs or they cross breeded with them. And there are known breeds of dinosaurs that were eaters. Just like some muggle paleontologists things that some breeds of birds and lizards evolved from dinosaurs." She said. Thats what she thought anyways from visiting muggle museums and seeing dinosaurs bones.

OCC: no source on that one..straight from the dome on that one