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'''Pterosaurs''' (Greek "winged lizards") are an extinct order of flying [[reptile]]s.  Their varied skull morphology likely allowed them to exploit numerous food sources.

'''Pterosaurs''' (Greek "winged lizards") are an extinct order of flying [[reptile]]s.  Their varied skull morphology likely allowed them to exploit numerous food sources.

Extensive fossil evidence indicates that that they lived throughout the [[Mesozoic Era]]. This is consistent with the hypothesis that they were the first [[vertebrates]] to achieve powered flight.

Extensive fossil evidence indicates that that they were buried throughout the [[Mesozoic Era]] group of rocks. This is consistent with the evolutionary belief that they were the first [[vertebrates]] to achieve powered flight.

==References==

==References==