Burrows made by shrimp and worms 100 million years ago at Dinosaur Ridge, Morrison, Colorado, USA. Visitors can see hundreds of dinosaur footprints along the ridge, just west of Denver, Colorado, USA. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / West, Jim |
Bildgröße: | 6720 px × 4480 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |