And with inbreeding that jeopardizes their long-term survival in the wild.

亲繁不利于它们野外的长期生存。

Marriage between cousins is common in Pakistan, and such inbreeding leads to a high incidence of genetic disorders.

亲结婚巴基斯坦很普遍，而种亲交配引发遗传性疾病的发病率很高。

It's also important the embryos have no inbreeding – breeding of a young animal from two closely related parents, because this can cause disease.

同样重要的是，该胚胎不是亲交配而来，亲交配指的是幼仔由亲缘关系密切的父母繁而来，因为亲交配可能导致疾病。

But inbreeding was a big problem on the island and the population is dying out.

但岛上，亲结婚是大问题，人口也正衰减。

But without genetic diversity, you can get health and behavior issues related to inbreeding.

但如果没有遗传多样性，就会产生与亲繁有关的健康和行为问题。

So, we've documented close inbreeding, fathers breeding with daughters, granddaughters and even great-granddaughters.

因此，我们记录了亲繁，父亲与女儿、孙女甚至曾孙女进行繁。

" With such small population sizes, we were expecting much higher inbreeding, " he said.

" 如此小的种群规模下，我们还以为亲繁水平会高得多。"

For example, they keep a genetic bank to stop inbreeding at hatcheries.

例如，他们建立了一基因库来防止孵化场里的鲑鱼出现亲繁。

But the number one problem with inbreeding is that a possibility of creating mutations exist.

不过亲繁的最大问题是由此带来的突变的可能。

A single bull named Jackson (pictured above) has sired many of the calves born in the United States in the past decade, and scientists say new bloodlines are needed to avoid future inbreeding among his many progeny.

过去十年中，光是一只叫杰克逊的公象就已美国繁了多头小象，而科学家们说为了避 免未来杰克逊的后代发生亲交配行为，需要加入一些新的血脉。

In that sense, it's important to remember that inbreeding doesn't create genetic mutations or defective offspring itself, but instead increases the chance of a rare gene combination.

重要的是要知道，亲繁本身并不会产生基因突变或生出有缺陷的后代，而是会增加了罕见基因组合的机会。

Despite the best efforts of scientists, Columbia Basin Pigmy Rabbit did not breed as well as expected in captivity, partially due to inbreeding within the tiny population.

尽管科学家们尽了最大努力，哥伦比亚盆地侏儒兔圈养中没有像预期的那样繁，部分原因是小种群内部的亲繁。

A flower that gets pollen from the wrong species might not be able to reproduce—or it could push some to self-pollinate—an extreme form of inbreeding.

得到了错误物种花粉的花可能就无法繁了——某些物种可能被迫产生亲繁的极端形式即自花传粉。

Cross area mating is necessary for orangutans to sustain their health and isolation will only cause inbreeding which is dangerous for the offspring.

跨区交配是猩猩维持其健康所必需的，使其隔离只会导致亲繁衍，对后代来说十分危险。

Generally, giant panda cubs born overseas return to China between two and four years old to avoid inbreeding during the upcoming reproductive period.

通常海外出生的大熊猫幼崽两到四岁之间返回中国，以避免不远的四岁后繁期亲繁。

That's when we started having problems of inbreeding depression that can kill the local population in a very short term.

从那时起开始出现亲繁衰退的问题，可能会很短的时间内使当地的种群灭绝。

And now there's a fair amount of inbreeding in the species because you can't help it when you have so few founders.

如今，物种中有相当数量的亲繁，因为当原始的数量如此之少时，无法控制种情况。

Their CLAWS lab has helped document the poaching, habitat loss, and inbreeding that are hurting wild tiger populations in Asia.

他们的CLAWS实验室帮助记录了偷猎、栖息地丧失和亲繁对亚洲野生老虎种群的危害。

It was whispered in Vienna that the heir was clinically insane, that his family's inbreeding had caught up with him.

维也纳有传言说，位继承人被诊断为精神失常，他的家族亲结婚害了他。

Eventually its worst sufferer was Don Carlos, the couple's deformed and mentally delusional great-grandchild, in whom ancestral inbreedings echoed.

最终，对夫妇结合的最大受害者是唐·卡洛斯，他是他们的曾孙，患有畸形以及精神妄想症，祖辈的亲繁回响他身上。