英语听力：自然百科 大迁徙之繁衍生息 Need to Breed—9
时间：2014-05-28 05:59:26
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（单词翻译）
By November, the blinding equatorial sun has turned their southern water holes into sucking mud, a trap for unwary youngsters and so they must move north toward permanent water. Their pace quickens with the male's need to reach their ancient battle grounds.
After months on the move, they arrive at the northern edge of their
migration1, a net work of swamps and rivers, but they can't
unleash2 their unique breeding spectacle. This is where the antelope/ lacks reform, vast fighting
arenas3, where gladiators
duel4, sometimes to the death for the right to mate.
Their breeding season brief, their
hormonal5 rage intense, they are about to
dispense6 with ritual and get straight to the blood bleeding
Head
butting7 males are
conspicuous8 icons9 of the need to breed. But in the hidden world of the Costa Rican rainforest, it is the saving sisterhood of hunger that assures the success of the next generation.
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