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鹈鹕作文400字

2022-10-03 11:38:14五年级362

鹈鹕作文400字

Pelican is a kind of water bird, their build is tall, the mouth falls to still one feeds bursa greatly, accordingly, learn the home by nature science people attention.

鹈鹕是一种水鸟,它们个头高,嘴下还有一个大食囊,因此,深受博物学家们的关注。

Their leg is short, after can opening a pair of wing, width can obtain 20 rule, they can be address in sky fly nimble and abidingly, also can lightsome like round cloud float in sky. When preying, they can be plunged into suddenly continuously continuously in drinking water, those fish be cannot of desert. Pelican is plunged into into the brunt when water is medium very big, and wide wing returns fish of command of execution of agitate of meeting general water feel dizzy, want to escape more impracticable.

它们腿短,可张开一对翅膀后,宽度能达到二十尺,它们能在空中灵巧敏捷而持久地飞翔,也能像团云彩似的轻盈飘浮在空中。捕食时,它们会直直地猛扎进水中,那些鱼儿是不能逃掉的。鹈鹕扎进水中时冲力很大,而且宽大的翅膀还会将水搅动令鱼儿发晕,想逃就更难办了。

Single-handed pelican fishs with this kind of means namely. And when their collective acts, a big ring can be discharged in surface, a move about, shrink slowly next small circle of people, the fish in circle makes their captured equipment very quickly.

单枪匹马的鹈鹕就是以这种方式捕鱼儿。而它们集体行动时,会在水面排成一个大圈子,一起游动,然后慢慢缩成小圈子,圈子里的鱼很快就成为它们的战利品了。

The action of pelican hunt fish is very quick, fly like their arrow sweep past surface, beat wing rise high into the air and case, next unbend neck is plunged into suddenly come down, fly again subsequently, back-to-back move is plunged into again to surface …… they are repeating this kind of act ceaselessly, until feed bursa greatly replete fish, on the rock that just flies near, the United States is enjoyed beautifully and digest, hit doze next.

鹈鹕猎鱼的动作非常敏捷,它们箭似的飞掠到水面上,又扑打翅膀腾空而起,然后伸直脖子猛扎下来,随后又飞起,紧接着又扎向水面……它们不断地重复着这种动作,直到大食囊装满了鱼儿,才飞到附近的岩石上,美美地享用和消化,然后打起了盹儿。

This kind hefts 1945 jins curassow, the flight is outstanding in that way, your person must say to sigh. This has a reason: In pelican body can the air that fill satisfies a quantity, this assists them ably to fly. Their bone is very light, particularly fine, very firm however, hard. De Luodi flourishing says Er of Italian scholar A do not have marrow in their bone. Pelican is the bird with very long life, this should have very big concern with their bone.

这种重达二十四五斤的大鸟,飞行那样出色,令人不得不称叹。这是有原因的:鹈鹕身体里能灌满足量的空气,这巧妙地辅助它们飞行。他们的骨头非常轻,特别细,却非常牢固、坚硬。意大利学者阿尔德罗迪旺说他们的骨里是没有骨髓的。鹈鹕是寿命很长的鸟,这应该和他们的骨质有很大的关系。

Pelican, a kind of long life, clever, nimble large and avian.

鹈鹕,一种长寿、聪明、敏捷的大型鸟类。(文/韩宇航)

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