Evolution of dinosaur feathers. Artwork showing the evolution of feathers in dinosaurs,from primitive forms at left,to forms more adapted to flight at right. Sinosauropteryx (far left) dates from around 124 million years ago during the Early Cretaceous. Caudipteryx (centre left) dates from around the same time. Anchiornis huxleyi (centre) dates from around 160 million years ago during the Late Jurassic. Archaeopteryx (centre right,transitional between dinosaurs and birds) dates from around 150 million years ago during the Late Jurassic. Confuciusornis (far right) is an early bird from around 120 million years ago in the Early Cretaceous | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Jensen, Mikkel Juul |
Bildgröße: | 5254 px × 1665 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |