Scientists reveal face of 10-foot 'killer tadpole' that terrorized Earth long before the dinosaurs
With huge teeth and large eyes, Crassigyrinus scoticus was specially adapted to hunt in the coal swamps of Scotland and North America.
https://www.livescience.com/planet-earth/fossils/scientists-reveal-face-of-10-foot-killer-tadpole-that-terrorized-earth-long-before-the-dinosaurs #tetrapod #predator #teeth #Carboniferous