For our caveman, the big food prizes were much larger and stronger than him, so he organised himself into co- operative groups with others to form a hunting pack.
对男性的远古祖先来说，要猎取的食物往往比其自身更庞大更强壮，所以他需要让自己和其他人一起加入到合作团队中，成群结队地狩猎。
A pack of hunting dogs shot an Iowa man as he went to retrieve a fallen pheasant, authorities said.
当局说，当爱荷华州的一男子去取回一只落下的一只野鸡时，一群猎犬追击他。
Marty thought he could do things himself now, such as hunting a rabbit, hanging out, sleeping without the pack and so on.
马蒂认为他现在可以自己做一些事了，比如猎兔、出去玩、不在群体中睡觉等等。
They spent weeks tracking and recording the hunting behaviour in the pack ice off the coast of the Antarctica Peninsula.
他们花了几个星期的时间在南极洲的半岛的冰盖上跟踪和记录虎鲸的狩猎的行为。
When pups are six months old, they will start hunting larger animals with the rest of the pack.
幼狼六个月大时，就会开始和群体中的其他成员一起捕猎更大的动物。
But with smaller packs, either the hunting or the babysitting suffers, or the animals have to compensate by increasing the number of hunting excursions - which itself carries a cost to the pack.
但是规模稍小的狗群中，捕猎或看护小狗都会遭受损失，要么这些狗就得增加出猎的次数作为弥补——这本身就需要狗群付出代价。
They went hunting with a pack of hounds.
他们带一群猎狗去打猎。
They went hunting with a pack of hounds.
一群猎犬追捕狐狸。
Genetic studies suggest these pack-hunting, seal-eating killer whales make up a unique species, distinct from other varieties that feast primarily on fish or minke whales.
遗传研究表明，这些群集狩猎、掠食海豹的杀人鲸形成一个独特的物种，区别于其它那些主要进食鱼类或者小须鲸的种类。
A wild Asian dog(Cuon alpinus) having reddish fur and usually hunting with a pack.
亚洲豺犬一种亚洲野狗（豺狗豺属）
A wild Asian dog(Cuon alpinus) having reddish fur and usually hunting with a pack.
亚洲豺犬一种亚洲野狗（豺狗豺属）
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