The Rodians grew restless with nothing to hunt, and turned to hunting each other in gladiatorial combat.

由于没有东西再可以猎取，罗迪亚人变得不安分了，他们开始在角斗中互相猎取对方。

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The images add to the evidence that polar bears are increasingly hunting each other for food in their desperation to survive.

这些照片进一步证实了越来越多处于绝境之中的北极熊，为了生存，开始捕杀自己的同伴。

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They use telepathic communication looking into each other eyes and imparting thoughts about a hunting scheme to others.

它们通过心灵感应的方式交流信息，通过眼神向其他狼通知狩猎计划。

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The first Hunt Cup took place in 1894, when two fox hunting clubs challenged each other to a race to determine which had the better horsemen.

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Humans co-operated with each other in hunting and fighting, but this co-operation occurred within groups of close relatives.

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The groups likely know each other, from earlier gatherings or hunting parties.

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