16,000 fossil footprints in central Bolivia reveal dinosaur behavior
Legend once had it that the huge, three-toed footprints scattered across the central highlands of Bolivia came from supernaturally strong monsters — capable of sinking their claws even into solid rock. Then scientists came here in the 1960s, determining that this wind-swept plateau was actually the stomping ground of gigantic, two-legged dinosaurs. Now, a team of researchers has discovered 16,600 footprints belonging to theropods — the dinosaur group that includes the Tyrannosaurus rex — in ancient waterways. Читать дальше...
