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Why These Vegetarian Monkeys Have Sharp Predator Teeth

1,880 观看· 06/09/17
Smithsonian Channel
Smithsonian Channel
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In the Ethiopian highlands, native Geladas have impressive canines despite being grass eaters. The reason is simple: The males need to defend themselves and their group against potential challengers. From the Series: Amazing Monkeys http://bit.ly/2rCyduB

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