怪异恐龙目录
年份：2009
地区：美国
上映：2009-10-11(美国)
评分：0.0 分
播放：7 次
更新：2020年10月18日
导演：Jenny Kubo
编剧：Eleanor Grant
主演：Jack Horner|Paul Sereno|Gregory Erickson|Lawrence Witmer|Robert Bakker|Kristi Curry Rogers|Mark Norell|Phillip Manning
分类：纪录片
剧情介绍
As dinosaurs grew into the behemoths of the Cretaceous period they evolved many extraordinary but apparently useless features including spikes, sails horns, crests and the tiny "arms" of tyrannosaurs. The program reviews these unusual features and discusses theories of why they exist.
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