Study: Some Dinosaurs were Good Swimmers | Sci.News
Early sauropod went from walking on four legs to two as it grew | Science News
Dinosaurs: Ancestor of long-necked Diplodocus ran swiftly on two legs | New Scientist
New species of Allosaurus discovered in Utah | UNews
Bipedal Dinosaurs: Types & Examples - Video & Lesson Transcript | Study.com
Body Shape - Large theropod dinosaurs | Natural History Museum
Why Birds Are Really Living Dinosaurs | The Leonard Lopate Show | WNYC
593 Two Legged Dinosaurs Photos and Premium High Res Pictures - Getty Images
A parasaurolophus, a type of herbivorous ornithopod dinosaur of the hadrosaur family stands on two legs and calls out. On a solid white background Stock Photo - Alamy
Two-legged dinosaurs wagged their tails for efficiency | Popular Science
Dinosaurs evolved bipedalism thanks to muscular tails | Daily Mail Online
593 Two Legged Dinosaurs Photos and Premium High Res Pictures - Getty Images
New Theory as to Why Bipedalism Evolved in the Dinosauria
Body Shape - Large theropod dinosaurs | Natural History Museum
Two-legged dinosaurs may have swung tails to run faster, say scientists | Dinosaurs | The Guardian
Dinosaurs: Two legs or four? | Dinosaurs | The Guardian
Ancient, 9-foot-long 'butcher' croc walked on two legs - CSMonitor.com
Early Jurassic dinosaur shifted from four legs to two legs as it grew up
Camptosaurus aphanoecetes (U.S. National Park Service)
Remains of two-legged dinosaurs found in Iran
Body Shape - Large theropod dinosaurs | Natural History Museum
Mbiresaurus raathi: Two-legged dinosaur from Zimbabwe is the oldest ever found in Africa | New Scientist
593 Two Legged Dinosaurs Photos and Premium High Res Pictures - Getty Images
