miércoles, septiembre 25, 2013

First face? Prehistoric fish was a jawdropper

By Jennifer Viegas/
The earliest known species with what we would recognize as a face was an armored, beady-eyed prehistoric fish, according to a new paper in the journal Nature.
The fish, entelognathus primordialis (meaning “primordial complete jaw”), is the oldest known animal to have face-forming jaw and cheek bones comparable to those of today’s bony fishes and most terrestrial animals, including us.
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