Land animals kept fish-like jaws for millions of years

For the first time fossil jaw measurements confirm that land animals developed legs millions of years before their feeding systems changed enough to let them eat a land-based diet. The pattern had been hypothesized previously, but not really tested.



via ScienceDaily: Anthropology News http://www.sciencedaily.com/releases/2013/04/130430131120.htm?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+sciencedaily%2Ffossils_ruins%2Fanthropology+%28ScienceDaily%3A+Fossils+%26+Ruins+News+--+Anthropology%29