As the distance between their breeding grounds and their food grows, entire colonies could be wiped out.

随着它们的繁殖地和觅食地之间的距离越来越远，整个群落都可能会灭绝。

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The people who work at the breeding center stay out of sight.

在繁育中心工作的人都不能出现。

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Those he uses have had some of their genes knocked out to stop them breeding in humans.

凯普使用的寄生虫有个特点，即寄生虫的基因被改性以避免它在人体上进行繁殖。

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Helping us out is Ron Breeding.

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"I don't think we have ever had as intensive and difficult to put out fires this late in the breeding season, " she said.

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Mr Jones said the wildlife trust's "toad patrol" of volunteers would once again be out on the road during the breeding season to help the animals and ensure the number does not drop any further.

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