Thursday, September 9, 2010

Humpback Dinosaur Surprises and Puzzles Experts

Hypothetical reconstruction of the flesh-eating dinosaur Concavenator that lived 125 million years ago shows the animal's humpback and spiky appendages on its forearms that may have been wings. Copyright: Raúl Martín.

From Live Science:

A hunchback dinosaur of sorts once roamed what is now central Spain. The meat-eating beast sported a humplike structure low on its back, a feature never previously described in dinosaurs, and one that has scientists scratching their heads.

The dinosaur, which is being called Concavenator corcovatus, measured nearly 20 feet (6 meters) in length and belonged to a group of some of the largest predatory dinosaurs known to walk the earth — carcharodontosaurs. It lived some 125 million years ago.

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