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所屬欄目：人與自然
所屬頻道：CCTV-1綜合
年份：2013
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簡介：44億年前的地球充滿有毒氣體，在一次小行星撞擊之後地球改變的命運，水中生物開始佔領地球，海洋中充斥著結構簡單的海洋生物。爬行動物由兩棲動物進化而來，成功的逃脫了海洋的威脅，但是來到陸地後它們依然要面對巨型動物的威脅。三億年前的地球，氧氣含量十分豐富，由此孕育了龐大的爬行食肉動物，隨著氧氣量的減少，新的進化又再一次開始，這就是後來的恐龍。收起
《人與自然》 20130925 與猛獸同行——超級猛獸
《人與自然》 20130924 自然發現 與猛獸同行——陸上猛獸
《人與自然》 20130923 自然發現 與猛獸同行-水中猛獸
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