崖沙燕是一种腹部为白色的褐色的鸟。
比如，有着长长翅膀的鸟形风筝就是北京风筝的一种特殊类型。
For example, the bird-shaped kite with long wings is a special kind of the Beijing kite.
他这一辈子唯一害怕的就是鹦鹉。这种鸟似乎有一种难以理喻的冲动要啄死他。
The only thing he was afraid of in his life was the parrot. This bird seemed to have an unreasonable urge to peck him to death.
鸸鹋是一种大型的澳大利亚不会飞的鸟，类似于鸵鸟，但是有三趾的脚和灰色或棕色的羽毛。
Emu is a large Australian flightless bird, similar to the ostrich but with three-toed feet and grey or brown plumage.
你知不知道有一种会缝纫的鸟？
一种南美洲的鸟，倒挂在高大的树上，觅食有翼的白蚁和其他小昆虫。
A South American bird that forages for winged termites and other small insects while swinging upside down form the foliage of tall trees.
在北极圈以北的德文岛上大约有一万对鸟在那里筑巢，它们被称为管鼻鹱，是一种北极海鸟。
Some 10,000 pairs of the birds, called fulmars, a kind of Arctic seabird, make their nests on Devon Island, north of the Arctic Circle.
有些鸟飞得很远，其中包括一种从世界最北边一直飞到遥远的南方的鸟。
Some fly very long distances, including one kind of bird that flies from the remote north of the world all the way to the distant south.
每一种鸟都会建造自己独特的巢。
从前，南美洲有个人养了一只鹦鹉，一种能模仿人类说话的宠物鸟。
There was once a man in South America who had a parrot, a pet bird that can imitate human speech.
他们认为，开始适应水生生活的陆地动物很快就会变成既不是鸟也不是鱼，无法在任何一种环境中生存。
They contended that land animals that began to adapt to aquatic life would soon be neither fowl nor fish, incapable of surviving in either medium.
在这样一个高精密度数码相机的世界，像黑鸟飞这样的彩色模拟相机属特异的一种，因为它花费15年的时间投入飞行拍摄。
In a world of precision-engineered digital cameras, the colorfully analog Blackbird fly is a strange bird—one that took almost 15 years to hatch.
这些鸟很难观察，因为它们生活在山区森林里，所以研究人员在一些鸟的尾巴上安装了微型摄像机，以此作为一种研究它们行为的方法。
The birds are hard to observe, as they live in a region of mountainous forest, so the researchers have attached tiny cameras to the tails of some birds, as one method of investigating their behaviour.
我有一种想法，就是对我们来说，世界是一个我们所站立的平坦的东西，而对鸟来说是一个它们所依靠的峭壁。
I have this theory that, to us the world is a flat thing we stand on, but to birds it is a cliff they cling to.
一种叫紫矶鹞的鸟创造了一个这样展示的典型例子。
A good example of that kind of display is created by a bird called the purple sandpiper.
对南美人来说，知更鸟是每年春天都会飞到北方的一种鸟。
To South Americans, robins are birds that fly north every spring.
噪鹃是热带的一种布谷鸟，它潜伏在灌木丛中，发出有节奏的似狼叫声。
The koel, a tropical cuckoo that lurks in thick cover, has a rising bisyllabic wolf-whistle.
她读了书开头的几个字，“渡渡鸟是一种不会飞的鸟……”，很快她就睡着了。
She read the first few words of her book, "The dodo was a bird that couldn't fly...", and soon she fell fast asleep.
雨燕是一种飞得很快的鸟，它可以边飞边睡！
The swift is a very fast bird that can sleep while it flies!
第一种是给老师的羽毛扇，用鸟羽制成。
The first kind was the feather (羽毛) fan for the teachers, which was made of bird feathers.
鸟型分支杆菌是由一种与结核病有关的细菌引起的血液感染。
Mycobacterium avium is a blood infection by a bacterium related to tuberculosis.
它是一种非常美丽的鸟，不过它们很吵的。
他这一辈子唯一害怕的就是鹦鹉，这种鸟似乎有一种难以理喻的冲动要啄死他。
Only parrots he was scared of. They had this uncanny desire to peck him completely to death.
一种主张，鸟最直接的祖先生活在树枝上。
有很多很多的特征证明着‘郑氏晓廷鸟’和‘始祖鸟’只是一种叫做恐爪龙类的恐龙的种类，而不是鸟。
There are many, many features that suggest that Xiaotingia and Archaeopteryx are a type of dinosaur called Deinonychosaurs rather than birds.
最近，被假定为“世界上最古老的已知鸟类”——始祖鸟被发现是一种非鸟类恐龙。
Recently, however, the supposed "world's oldest known bird," Archaeopteryx, was found to be a non-avian dinosaur.
恶魔鸟，或乌力马，是斯里兰卡民间传说中一种吓人的有角的鸟。
The Devil bird, or Ulama, is a frightening horned bird of Sri Lankan folklore.
摩亚恐鸟是生存在新西兰岛的另一种巨型鸟，同样缺乏进攻性，由于人类的捕杀已于18世纪灭绝。
The moa was another flightless giant bird that lived in New Zealand until it was hunted to extinction in the 18th century.
奥列芬特将他描绘成一只雄火鸡——举止的确十分傲慢的一种鸟。
Oliphant depicts him as a male Turkey, a bird with a decidedly pompous manner.
观鸟是一种有趣而有益的爱好，也也很容易起步。
Birding is a fun, rewarding hobby that is easy to get started with.
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