远古海洋怪兽高清正片

远古海洋怪兽6.7

Ancient Sea Monsters Recently, paleontologists unearthed the fossilized remains of a 35-foot, 240 million-year-old ichthyosaur in Nevada's Augusta Mountains and instantly knew this creature would have been the ocean's top predator.　　Join the investigation as scientists attempt to understand where this unique creature fits in the evolutionary history of the first sea reptiles. Bo...