Scientists present new fossil evidence for the origin of one of the most important and emotionally significant parts of our anatomy: the face. Scientists show how a series of fossils, with a 410 million year old armored fish called Romundina at its center, documents the step-by-step assembly of the face during the evolutionary transition from jawless to jawed vertebrates.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/-...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/-...