(CNN) Three-toed fossil footprints that date back more than 210 million years were pressed into soft mud by bipedal reptiles with feet like a bird’s, a new analysis of the tracks has revealed.
A new analysis of three-toed fossil footprints that date back more than 210 million years reveals that they were created by bipedal reptiles with feet like a bird’s.
Millions of years before the earliest birds appeared, mystery animals walked around on birdlike feet, study finds krdo.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from krdo.com Daily Mail and Mail on Sunday newspapers.