国家地理：史前鳄势力

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我们都知道恐龙是史前时代的霸主，但是很少人注意到与恐龙毗邻而居的古代巨鳄，更不知道原来恐龙是巨鳄的点心。国家地理频道与古生物学家保罗塞瑞诺 (Paul Sereno)合作，藉由探索古代巨鳄的骨头，带领观众回到史前时代，一窥古代鳄鱼掠食动物的真面目。 Some hundred million years ago, crocodiles were the ruling T-rexes of the waters. They galloped on land, ambushed prey at the river's edge... even terrorised dinosaurs. These swift predators' cousins evolved through the ages into the modern crocs we know ...