You might think they are white. But actually, this is not true. According to The Washington Post, although polar bears usually look white,their fur (毛) isn't white at all. And their skin(皮肤)is black!Our hair gets its color because of something called pigment(色素). Different kinds ...
百度试题 结果1 题目What color are polar bears?相关知识点: 试题来源: 解析 答案:white 反馈 收藏
These bears are not very successful at hunting them, unfortunately, however. Polar bears spend half of their lives trying to catch food, but they do not get much (only about 2%). But to make up for missing out on their favorite meals, they also eat birds, and eggs and scavenge small ...
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What do polar bears eat? Polar Bears: Polar bears are mammals that live in the Arctic Ocean. Specifically, polar bears are called marine mammals because they spend so much of their time on the ice of the Arctic Ocean. Polar bears spend much of their time swimming and can swim as fast ...
1. What color are the polar bears in winter? A. black B. white C. brown D. yellow 2. The fur of snowshoe rabbits is ___ in winter. A. white B. brown C. green D. yellow 3. What do some animals do before winter comes?
What colour are the polar bears’ fur?相关知识点: 试题来源: 解析 透明色 北极熊的毛发在结构上是中空且透明的,这种设计能反射和散射光线,使其外观呈现白色。然而,毛发本身的颜色并非白色,而是由于光线的反射效果形成视觉上的白色。北极熊的皮肤实际为黑色,有助于吸收热量。因此,严格科学意义上,北极熊的毛色...
What Do Polar Bears and Social Faux Pas Have in Common?Maria Konnikova
Polar bears (北极熊) are very big white bears. They live in the Arctic Circle (北极圈) near the North Pole but they do not live at the South Pole. Polar bears live in the snow and ice. At the North Pole there is only snow ice and water. There is no
You can find theArctic foxthroughout the region. They are nomadic and travel great distances, and their thick fur keeps them toasty in freezing temperatures. Because of their white fur, it's harder for polar bears and wolves to spot them. ...