Skull of a cave bear with a Paleolithic flint axe embedded in its parietal bone found in a cavern near Trieste, Italy, date unknown. The bear survived the wound and probably lived for many years after the encounter. [3650×3051]

Skull of a cave bear with a Paleolithic flint axe embedded in its parietal bone found in a cavern near … More

The skull of Nigersaurus Taqueti, found in Niger in western Africa. This 30-foot sauropod’s distinctive jaws, which contained up to 500 teeth, are thought to be a highly specialized adaptation for feeding on soft low-lying vegetation such as ferns. [2688 x 2333]

The skull of Nigersaurus Taqueti, found in Niger in western Africa. This 30-foot sauropod’s distinctive jaws, which contained up to … More

The bucktoothed skull of Masiakasaurus Knopfleri, a 6-foot theropod from the late Cretaceous in Madagascar. Its unique forward-projecting teeth are thought to have supported a piscivorous diet, enabling it to grasp fish with its front teeth and tear them apart with its back teeth [2394 x 1285]

The bucktoothed skull of Masiakasaurus Knopfleri, a 6-foot theropod from the late Cretaceous in Madagascar. Its unique forward-projecting teeth are … More