A recent study has demonstrated the presence of both red-brown protoporphyrin IX and blue-green biliverdin鈥攖he pigments responsible for all the variation in avian egg colour鈥攊n fossilized eggshell of a nonavian dinosaur. This raises the fundamental question of whether modern birds inherited egg...
These are dinosaur bones.This dinosaur had a long tail and a long neck.Can you see its head? Can you see its legs and arms? It was small and fast.Maybe it ate meat.What colour was it? How did it sound 有时,人发现恐龙骨在地面。您能看恐龙骨? 这些是恐龙骨。这恐龙有一条长的尾巴和...
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An Early Cretaceous heterodontosaurid dinosaur with filamentous integumentary structures. Nature 458, 333–336 (2009) Article ADS CAS Google Scholar Zhang, F.-C., Zhou, Z.-H. & Dyke, G. J. Feathers and 'feather-like' integumentary structures in Liaoning birds and dinosaurs. Geol. J. 41...
5. She found this tiny dinosaur on holiday. Inka Mathew / Via tinypmsmatch.tumblr.com Rawr. 6. This well used #2 pencil is from her design studio. Inka Mathew / Via tinypmsmatch.tumblr.com Advertisement7. She found this broken Blue Jay egg shell while out walking. Inka Mathew / ...
These are dinosaur bones.This dinosaur had a long tail and a long neck.Can you see its head? Can you see its legs and arms? It was small and fast.Maybe it ate meat.What colour was it? How did it sound 有时,人发现恐龙骨在地面。您能看恐龙骨? 这些是恐龙骨。这恐龙有一条长的尾巴和...