鸟类

Moreover, the nonrandomness of the distributions of endpoints or midpoints implied that asymmetrical hump-shaped curve of the species richness might come from the combination of the favorableness hypothesis, the productivity hypothesis, and the mid-domain effect.

进一步比较鸟种海拔分布范围的所在位置，其观察值与预测值的差异，显示繁殖鸟类种丰富度在海拔梯度上的不对称驼型分布，可能是由喜好假说、生产力假说及中间区域效应的合成效应产生。

Scientists believe birds evolved from small, feathered predatory dinosaurs more than 150 million years ago.

科学家们认为鸟类是从1.5亿年前小型的，长有羽毛的食肉恐龙进化而来的。

Dinosaurs are believed to be the ancestors of modern birds, since other feathered dinosaurs have also been discovered.

恐龙被相信是现代鸟类的祖先，因为其他翎毛类恐龙也曾被发现。

The birds have four layers of feathering to keep themselves warm.

鸟类有四层羽毛箭，以保持它们自己的热情。

The skeleton of Sapeornis has several unique features, such as a distinctively elongated fenestra on the proximal end of the humerus, a robust furcula with a distinctive hypocleidum, and an elongated forelimb.

那么这一件比较完整的会鸟标本，我们可以看到，它的翅膀上还保存了爪的构造，另外它的尾巴，但是已经十分缩短，这一点特征已经和其他进步的鸟类非常相似。

In 1391, regulations were issued specifying the birds and animals for each rank, first to ninth.

在1391年，发出了明确规定民事官员的鸟类和动物的每一个职级，第一至第九。

The World's Bird Capital' Yet many younger people in Beijing aren't particularly drawn to the flashiness.

世界上的鸟类资本'然而，许多年轻的人在北京并不特别吸引到flashiness 。

In the kingdom of the birds, the parrot is the best talker and the worst flier.

在鸟类王国，鹦鹉是最会学说话的——可是飞得最糟。

The kiwi which is New Zealand's national bird , is one of these types of flightless birds .

驼是新西兰的国鸟，它就是这些不能飞行的鸟类之一。

During this time mammals, along with some large flightless birds, did take over. Then they became extinct.

在这期间，一些哺乳动物与一些无飞行能力的大型鸟类对这个世界也有过当家作主的经历，之后它们就灭绝了。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。