Photo: Giant Pterosaurs Couldn't Fly, Study Suggests



Above, one of the best preserved pterosaur fossils lies embedded in a slab of limestone at a museum in Munich, Germany.

Giant pterosaurs, winged reptiles that lived alongside the dinosaurs, wouldn't have been able to flap fast enough to get off the ground or keep themselves airborne, according to an April 2009 study of how modern birds soar.

Photograph by Jonathan Blair


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