Dinosaur fossils found over the past 15 years reveal birds that lived 150 million years ago show features associated with birds that favor the ground.
Research: Early Birds Likely Were Ground-Dwellers
- FOXNews
- 6. 11 2007 (16:06)
Dinosaur fossils found over the past 15 years reveal birds that lived 150 million years ago show features associated with birds that favor the ground.