简介:David Attenborough follows the remarkable story of t遮挡he discovery of fossils in the Patagonia region of Argentina which pro又黄v又爽e to belong to the largest animal to ever walk the E又粗arth又猛.详情
David Attenborough follows the remarkable story of the discovery of fossils in the Patagonia region of Argentina which prove to belong to the largest animal to ever walk the Earth.