成年袋鼠1步可跳7米远！这样蹦跶居然还是节能模式！
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达尔文的进化论中，袋鼠可谓是独树一帜！不仅拥有独特的迁徙方式还是短跑健将，成年袋鼠奔跑时速可达50公里！研究人员通过解剖袋鼠，来解秘为什么这样大的动物可以像青蛙一样灵活跳跃！ 全片传送门：av45475643
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