So in the 1980s, the overwintering butterflies here in California, there were four million counted.

上世纪 80 年代，加利福尼亚过冬的蝴蝶有四百万只。

Though they're adept fliers, these birds typically overwinter in South America.

管它们擅长飞行，但这些鸟通常会南美洲越冬。

And overwinter each year in the vast wetlands here.

到这里的湿地越冬。

To find out, they captured 18 crows from overwintering spots in California and New York.

为了找到答案，他们加利福尼亚州和纽约州的过冬地点捕获了18只乌鸦。

Every year, some members of the population migrate between breeding grounds and their overwintering grounds-like parking lots.

每年，乌鸦群中会有一些成员往返于繁殖地和车场等过冬地之间。

Unlike honeybees, native bees in the U.S. don't overwinter as a colony.

与蜜蜂不同的是，美国本土的蜜蜂不会作为一个群体越冬。

“So, if you're overwintering there, how do you deal with the cold? ”

“如果你那里过冬，要如何对抗严寒呢？”

Jandt can recall one memorable zombie fire, which reignited after overwintering in May, 1996.

Jandt 能回忆起难忘的一场僵尸火灾——1996年5月，野火过冬后再度燃烧起来。

The number of storks overwintering in Portugal has shot up from fewer than 2,000 in 1995 to 14,000 in 2014.

萄牙过冬的鹳数量骤增，从1995年的不到2000只，蹿升至2014年的1.4万只。

Instead of northern surveys counting breeding adults, IUCN and others use data from the forests where monarchs overwinter in central Mexico.

IUCN和其他机构使用的是来自黑脉金斑蝶墨西哥中部越冬的森林里的数据，而不是计算北方成年黑脉金斑蝶繁殖情况的调查。

The Xerces Society for Invertebrate Conservation has been counting western overwinter populations in California and Arizona for the last 28 years.

过去28年来，Xerces无脊椎动物保护协会一直统计加利福尼亚州和亚利桑那州西部越冬帝王蝶的数量。

This past spring, Randi Jandt and her colleagues published a paper in Nature about wildfires that overwinter in the boreal forest.

今年春天，Randi Jandt 和同事《自然》上发表了关于北方针叶林越冬野火的章。

These days, climate change is messing with the overwintering strategies of some insects.

如今，气候变化正干扰一些昆虫的越冬策略。

We said 850s Vikings are establishing permanent bases or overwintering in England.

我们提到850年代的维京人正英格兰建立永久基地或度过冬季。

REPORTER: In 2015, this region of boreal forest was the scene of an overwintering fire also known as a zombie fire.

2015年，这片北方森林地区发生了一场越冬大火，也被称为僵尸大火。

Old carrots they are, thick ones, overwintered, bearded from their time in storage.

它们是老胡萝卜，厚厚的胡萝卜，越冬了，由于储存的时间而留着胡须。

Bumblebees nest in those leaves, birds will forage in them, and butterflies overwinter in them as well.

大黄蜂那些叶子中筑巢，鸟儿会其中觅食，蝴蝶也会其中越冬。

Zombie fires can even burn beneath snow-caked soil, overwintering until they spark new blazes in the spring.

僵尸火灾甚至能积雪覆盖的土壤下燃烧，越冬后直到春天才重新引发新的火情。

Druckenmiller: So, if you're overwintering there, how do you deal with the cold?

德鲁肯米勒：那么，如果你那里过冬，你是如何应对寒冷的？

And we mentioned it earlier when we said that they were starting to overwinter in the 850s.

我们前面提到过，他们850年代开始越冬。