However, scientists believe they may have discovered a relative of the velociraptor that was two to three times larger-- a ...

Chief among the discoveries were megaraptor fossils. The fossils are exceptionally intriguing because the valley where they were discovered is an inhospitable valley in Chilean Patagonia.

Os restos do maior megaraptor conhecido, com entre 9 e 10 metros de comprimento e que viveu há 70 milhões de anos, foram encontrados no sul da Argentina, informaram à AFP dois paleontólogos ...