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河狸的资料 英文 带中文翻译 10分

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解决时间 2021-12-29 23:59
  • 提问者网友:書生途
  • 2021-12-29 09:20
河狸的资料 英文 带中文翻译 10分
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  • 五星知识达人网友:孤独的牧羊人
  • 2021-12-29 09:44
beaver
The furry animals in hastily doing the zigzag action, they indirectly pocket the circle, his foot when duck foot plate, on the surface planing. It is picked up suitable size branches and small stones in he built their nests, its front feet like hands, in work flexibly.
This is the beaver, also called the beaver, is rodentia beaver family aquatic mammal. Its fur is very precious. Beaver body husky, ears small, round, short legs, hind feet long and webbed, tail flat, like a canoe paddle, scaly. Beaver body length 1.3 meters, including tail length 0.3 meters, weight more than 27 kg. Beaver have musk glands, secretion liquid of castoreum, can be made into spices. Beaver fur luster, dorsal brown to dark brown, waist side color is more shallow, lower for fine nap, it covered with a shield of kemp.
Beaver small and stocky, probably in the animal world the most intelligent builders. Don't ju, axes, knives, Beaver can bite a tree your hands around not come and trunk. It USES trees to build across the river dam, dam formed under pool is a good place to beaver home. Beaver how to do the hard work? Well, if you can look at beaver mouth inside, you will see a long and sharp premolars. So long and so the sharp teeth of course can bite the tree's trunk. Beaver front tooth not only sharp and strong - they will never wear off, because these teeth has been growing, like beaver life, they maintained a certain length.
Sometimes beaver unexpectedly can bite the tree, the tree fell......余下全文>>
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  • 1楼网友:街头电车
  • 2021-12-29 11:22
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