Science最近报道科学家的推测,在大约2百万年前的非洲热带草原,古人类可能进化为善于长跑的食腐动物。
Scientists propose that hominids evolved into long-distance runners 2 million years ago to become better scavengers on the African savanna.
参考文献
Carl Zimmer.
Faster Than a Hyena? Running May Make Humans Special.
Science, Vol 306, Issue 5700, 1283 , 19 November 2004,
http://www.sciencemag.org/cgi/content/summary/306/5700/1283