Plesiosaur fossils found in the Sahara suggest they weren’t just marine animals: Discovery of plesiosaur fossils in an ancient riverbed suggests some species, traditionally thought to be sea creatures, may have lived in freshwater.
Fossils of small plesiosaurs, long-necked marine reptiles from the age of dinosaurs, have been found in a 100-million year old river system that is now Morocco’s Sahara Desert. This discovery…