Unlike other bears sleeping through the winter,polar bears do not hibernate in the winter. They keep looking for food even in the coldest days. They kill and eat seals(海豹). If they can't get a seal for a long time,polar bears will eat anything they can find ,such as fish,eggs,bir...
When they are sleeping all winter, it is called hibernating. Bears do not eat when they are hibernating.plant/pla:nt/n.植物snout/snaut/n.口鼻部claw /kl:/n. (动物的)爪fur/f3:/n.毛皮cave/kev/n.洞穴hibernate /"harbanert/v.冬小试牛刀句子仿写。cold, bears sleep in dens for the winter...
only 4 of them hibernate. These are the American Black Bear, Asiatic Black Bear, Brown Bear, and Polar Bear. Though hibernation is associated with them, Bears hibernation is not complete. Their body temperature does not drop to the temperature outside. They can alsowake up during hibernation...
Nocturnal animals are those that are active during the night. Usually, this means that they sleep during the day and emerge from their den, nest, or sleeping area around dusk. More Facts About Nocturnal AnimalsThere are a variety of nocturnal animals and they include hedgehogs, foxes, owls,...
winter is finding enough food.If an animal can not find enough insects or green plants and so on,it will choose to hibernate.This deep sleep helps them to save energy, and live through the winter with little or no food. Most hibernators prepare in some way for the winter. Some store ...
As the days are getting colder, you might wish you could turn into a bear and spend the winter sleeping. Your dream may come true, because scientists are looking for ways to let humans hibernate too.Japanese researchers have found the secret behind hibernation-the“Q neurons(神经元)” .These...
hibernateB. keep quietin groupsC. swim to warmer waterD. eat a lot of food)3. When bears go into hibernation, _.A. they leave their home, and trave to awarmer placeB. they spend the winter sleepingC.they do exercise to keep their bodies warmD.they must go outside in groups to...
Why should you keep exercising even when cold temperatures make you want to hide under the covers? With the temperatures dropping at this time of year, many of us tend to hibernate (冬眠) inside our homes. But, hibernating is for bears. As humans it’s important to stay active through ...
【题目】 Bears are large animals. They have four feet. And on every foot, there are five claws(爪子). In winter, some bears hibernate. It means they sleep for most of the winter. There are different kinds of bears in many places of the world. Panda Pandas live in the mountains of...
American black bears appear in a variety of colors despite their name. In the eastern part of their range(地理分布区) most of these bears have shiny black fur but in the west they grow brown red or even yellow coats. To the north the black bear is actually gray or white. Even in the...