The Pterosaurs

DAVID UNWIN, Ph.D., is the curator for fossil reptiles and birds, Museum of Natural History, Humbolt University, Berlin. A world renowned, leading authority on pterosaurs, he has published extensively in scientific publications on their wing membranes, walking ability, and the history of the group. [...]
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DAVID UNWIN, Ph.D., is the curator for fossil reptiles and birds, Museum of Natural History, Humbolt University, Berlin. A world renowned, leading authority on pterosaurs, he has published extensively in scientific publications on their wing membranes, walking ability, and the history of the group. He lives with his wife Natalie Bakhurina?also an internationally respected pterosaur expert?in Berlin.