| 04:25:33 | ◀︎ | Dinosaurs' cold blood in doubt |
הכותרות שעניינו הכי הרבה גולשים בדף זה
07/07/12 04:25
מאת BBC News
Growth-related markings on the bones of modern warm-blooded animals similar to those on dinosaur bones challenge the idea dinosaurs were cold-blooded.