Examining Smilodon's saber teeth

A team of researchers led by Narimane Chatar, a doctoral student at the EDDyLab of the University of Liège (Belgium), has tested the biting efficiency of Smilodon, an extinct genus of carnivore close to the extant felines. ...

Going to 'femoral head' of class to explain dinosaur evolution

Dinosaurs—and birds—wouldn't have been able to stand on their own two feet without some radical changes to their upper thigh bones. Now, a new study by Yale paleontologists charts the evolutionary course of these leggy ...

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