New finding on origin of avian predentary in Mesozoic birds

The predentary bone is one of the most enigmatic skeletal elements in avian evolution. Located at the tip of the lower jaw, this bone is absent in more primitive birds and in living birds; it is thought to have been lost ...

Rare skull of elephant ancestor unveiled in France

A French farmer kept quiet for years after stumbling across the skull of an extinct ancestor of the elephant near the Pyrenees mountains, the Natural History Museum of Toulouse has told AFP.

Stem cell scientists chew on the mysteries of jaw development

Scientists in the USC Stem Cell laboratory of Gage Crump have revealed how key genes guide the development of the jaw in zebrafish. These findings may offer clues for understanding craniofacial anomalies in human patients, ...

The placodonts are fellow Europeans

Placodonts were among the first marine reptiles. With their trademark crushing teeth, they fed on shellfish and crustaceans. However, when and where these highly specialized marine reptiles originated remained unclear until ...

New evidence for the earliest modern humans in Europe

The timing, process and archeology of the peopling of Europe by early modern humans have been actively debated for more than a century. Reassessment of the anatomy and dating of a fragmentary upper jaw with three teeth from ...

Weird Australian hammer-tooth marsupial fossil found

(PhysOrg.com) -- Fossils of bizarre lizard-like, snail-eating marsupials have been discovered by UNSW palaeontologists in an ancient fossil field in the Riversleigh World Heritage area in Queensland. The fossils date back ...

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