Dinosaurs 101 | National Geographic
9K kids 10000 known species 66 million years ago animals asteroid asteroid strike birds Crestaceous devastated the dinosaurs dinosaurs discover documentary Evolution exctinction explore extinction fossils jurassic Modern-Day Dinosaurs nat geo natgeo national geographic PLivjPDlt6ApRfQqtRw7JkGCLvezGeMBB2 PLivjPDlt6ApRiBHpsyXWG22G8RPNZ6jlb PLivjPDlt6ApRpidjp1zjROOCKru-89Q1_ PLivjPDlt6ApS5FeUq8c-I7WWPVx3W0blc Science survival survivors today’s birds triassic Tyrannosaurus Rex wildlife
Over a thousand dinosaur species once roamed the Earth. Learn which ones were the largest and the smallest, what dinosaurs …