Featuring a long, snake-like neck and a stout body equipped with slender paddles, Plesiosaurs are one of the most readily identifiable of all ancient marine reptiles. Biomechanical reconstructions sug...

66 million years ago, the K/PG extinction event brought the Age of Dinosaurs to a violent end. However one tenacious group of descendants still persists to this very day. How dinosaurs first evolved f...