Crocodiles Were Very Different Before the Asteroid That Killed the Dinosaurs, New Research Says

Crocodiles are the prototypical cold-blooded creature. Both figuratively and literally. According to new research published in Paleobiology and detailed by its authors in The Conversation, crocodiles became literally cold-blooded in an effort to become more figuratively cold-blooded. Scientists had always assumed that crocodiles had always been relatively slow-paced reptiles. Meanwhile, some of their closest relatives,…