The grebes are joined by the highest flying birds in the world.

与鸊鷉一起的还有世界上飞行高度最高的鸟类。

A Quetzalcoatlus is 10 times the weight of the largest flying bird today.

风神翼龙有现今最大飞鸟的十倍重。

Audiences saw something no one had ever seen before: jumping antelopes, flying birds and elephants walking through the seats.

跳跃的羚羊，飞翔的鸟和走过座位的大象。

Even many flying bird and insect species obey the line, ones that are capable of crossing those stretches of open ocean.

甚至许多飞行的鸟类和昆虫物种也服从于这一线，即便他们有能力穿越那些绵延的开阔海域。

For a long time, she gazed after it, the flying bird.

很长一段时间，她都注视着它，那只飞翔的鸟。

This animal has feathers like feathers in flying birds.

这种动物的羽毛就像飞鸟的羽毛一样。

Their bones are also denser than you find in flying birds.

它们的骨头也比你在飞鸟身上发现的更致密。

Somehow, flying birds evolved from earthbound dinosaurs more than a hundred million years ago.

不知何故，飞鸟是从一亿多年前地球上的恐龙进化而来的。

Only flying birds have asymmetrical flight feathers.

只有会飞的鸟才有不对称的飞羽。

'What did you love me for'? she said, after a long musing look at a flying bird.

“你为什么爱我”？在沉思地看了一眼飞翔的鸟之后，她说。

But long feathers attached to the arm and finger bones are the signature of flying birds.

但附着在手臂和指骨上的长羽毛是飞鸟的标志。

But they don't know what came before it -- what the transition from flying bird to early penguin looked like.

但他们不知道之前发生了什么——从会飞的鸟到早期企鹅的转变是什么样子的。

XU XING: This animal has feathers like feathers in flying birds.

徐星：这种动物有羽毛，就像飞鸟的羽毛一样。

He's claimed that Microraptor was a link between dinosaurs and flying birds.

他声称小盗龙是恐龙和飞鸟之间的联系。

NARRATOR: Scientists have argued for decades over whether and how dinosaurs evolved into flying birds.

旁白：几十年来，科学家们一直在争论恐龙是否以及如何进化成飞鸟。

XU XING: Those feathers will change the whole idea of how dinosaurs evolved into flying birds.

徐星：这些羽毛将改变恐龙如何进化成飞鸟的整个想法。

One of these animals is the biggest flying bird in North America, a title that it's held since the Late Pleistocene Epoch.

其中一种动物是北美最大的飞鸟，自更新世晚期以来， 它就一直享有这一称号。

It shows animals from every part of the world. It shows lions running after a deer or birds flying freely in the sky or whales swimming in the blue ocean.

节目里会出现世界各地的动物。我可以看见狮子在小鹿后面追赶、鸟儿在天空中自由地飞翔、鲸鱼在蓝色的大海里畅游。

21 God created the huge whales, all the swarm of life in the waters, And every kind and species of flying birds. God saw that it was good.

21 神就造出大鱼和水中所滋生各样有生命的动物，各从其类；又造出各样飞鸟，各从其类。神看著是好的。

And then, you know, I would have thought that anyone who found this would stop dead in their tracks and make it their priority because it was, like, you know, the largest flying bird ever.

后来，我本以为发现这东西的任何人都会立刻停下，将其作为首要任务，因为它可是有史以来最大的飞鸟。