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 get
Now,however, the se a ice is becoming water earlier than it used to. There is not as much time for the polar bears to hunt for food. They should have enough fat in their bodies to keep them from getting hungry. Some polar bears,however, haven't been able to get enough to eat. ...
Polar bears are being forced either to stay on land for extended periods without food or, when they get hungry enough, to make the swim and risk drowning or freezing along the way. An Uphill Swim The other problem with having to hunt on increasingly shrinking bodies of ice is that the ...
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
The Northern lights are one of mother nature’s greatest light shows. An enigma that draws thousands to the northern polar regions each year, inspiring myth, legend and an incomparable sense of awe. What causes this phantom in the night skies over the high latitudes? The story is a complex...
A1. What does the writer imply about female polar bears in Hustoon Bay? A. They are having fewer young now. B. They suffer from varioun sicknesses( They don't need stronger protection. D. They can't find enough good males. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏 ...
Are there northern lights on other planets? Yes! Auroras aren't unique to Earth. They also appear on other planets with magnetic fields and atmospheres. For example: Jupiter has the most powerful auroras in the solar system, driven not only by the solar wind but also by its volcanic moon...
So, it's important to remember that sometimes your heart rate will be highereven though you feel fine. However, ensuring you areadequately hydratedandfuel your bodyeffectively for your runs is always essential. Polar Vantage M3 Smart Multi-Sport Watch ...
739.It is indeed an honour for China’s scientific research and Chinese medicine to be spread around the world.” 中国的科学研究和中医药得以在全世界传播确实是一个荣誉。 740.Albert Einstein, who is perhaps the greatest...
For some, the focus is on intelligence, while others emphasise compassionate love for others. In some cultures, a spiritual component is required to be considered wise. Are there any aspects of wisdom that all cultures can agree on? 想想你认识的最聪明的人。是什么让他们变得聪明?他们有什么...