From ScienceDaily: Molecular and microstructural analysis of a Stenopterygius ichthyosaur from the Jurassic (180 million years ago) reveals that these animals were most likely warm-blooded, had insulating blubber and used their coloration as camouflage from predators. “Ichthyosaurs are interesting because they have many traits in common with dolphins, but are not at all closely related Read More…