Before man ruled the world, Earth was a land of giants. Count down the biggest beasts of their kind to ever roam the planet in this eye-opening original special, and uncover the secret lives of these super-sized species. Birds with plane-length wingspans, dinosaurs rivaling a Boeing 737; this stunning CGI special goes in search of the truth behind these monsters, counting down ...
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2015-06-08
片长：
每集90分钟分钟
更新：
2024-11-13 10:11:52，最后更新于 1天前
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极速1