Biologists found no evidence of any dramatic changes on either the breeding or wintering grounds.

无论在繁殖地或越冬地，生物学家还没有发现任何急剧变化的证据。

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Given that there is no known preventive treatment or anti-viral cure, the only practical way to prevent the viruses' spread is to eliminate the Aedes mosquitoes by preventing them from breeding.

假如没有有效的预防措施或抗病毒疗法，那唯一可行的阻止病毒传播的方法就是通过阻止伊蚊的滋生来减少伊蚊的数量。

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"Thousands of people just want a tortoise and will buy them, no questions asked," Rick Wilton, owner of a legal tortoise-breeding facility, told the Daily Mirror.

“成千上万的人只是想要得到一只乌龟然后买掉它，什么也不顾及，”一家乌龟养殖场的合法业主瑞克·威尔顿对《每日镜报》记者说。

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(NO TRANSCRIPTS) "Through his contributions and his example and personal effort, this approach to crop breeding has scaled up to a global effort."

VOA: standard.2009.09.16

There could be no breeding grounds for bacteria.

FORBES: Two Girls Two Countries One Cancer

So, Saturday morning, a team of scientists and veterinarians artificially inseminated the Smithsonian National Zoo's female giant panda Mei Xiang, after determining that she and her male consort Tian Tian had "no competent breeding" overnight, according to a statement from the National Zoo.

CNN: Giant panda gets artificially inseminated

The Texas cowboys rode nothing but geldings for some cowboy reason of their own and you can imagine they are no good for breeding purposes.

NPR: Excerpt: 'True Grit'