Black bears hibernate (冬眠) during the winter. They find a safe place. They crawl (爬行) inside as winter begins, and they go into a sleep.But there is much to do before they find a safe place. For weeks, they eat, eat, and eat. A black bear can put on weight about twenty ...
Black bears hibernate(冬 ) during the winter. They find a safe place, such as a cave or a hole in a big tree. They sit there as winter begins, and they go into a sleep, which is often called a"stupor(昏迷)”.But there is much to do before they fall asleep. For weeks, they ...
Alaskan black bears hibernate for up to seven months a year, during which time they do not eat or drink, before waking up in virtually the same physical state they fell asleep in. Now experts hope to develop methods of putting humans into a similar sta
Bears will dig up underground wasp nests to eat the insects, nest and all. They are extremely hungry when they emerge from their winter dormancy period in the spring and will often strip the bark off trees to eat the sugary cambium layer. The bears in my region do not hibernate all ...
Thebears eat enough food to get back all the weight theylost while sleeping for six months.Word Bank:omnivore杂食动物 hibernate冬眠crawl 爬行 stupor麻痹根据材料内容选择最佳答案。)31. What is Paragraph 3 mainly about?A. What do black bears like to eat?B. Why can black bears keep warm?C. ...
根据Unlike many other animals, bears do not actually hibernate(冬眠). Although the bear does not eat during the winter months, its temperature remains almost normal, and it breathes regularly four or five times per minute. 美国黑熊的冬眠方式很特别。选A。 考点:科普类文章 反馈 收藏 ...
To implant, or not to implant...Black bears reach breeding maturity at about 4 or 5 years of age, and breed every 2 to 3 years. Black bears breed in the spring, usually in May and June, but the embryos do not begin to develop until the mother dens in the fall to hibernate through...
Bears who become habituated to human food at campsites, cabins, or rural homes can become dangerous and are often killed—thus the frequent reminder: Please don't feed the bears! Behavior Solitary animals, black bears roam large territories, though they do not protect them from other bears. ...
These adorable bears are the least studied out of all 8 existing bear species. Maybe this is due to their shy nature and the type of habitat they reside – remote dense lowland forests of South East Asia.图源：杭州动物园少儿公园 马来熊是世界上最小的熊，身高体型大小和一条大狗差不多，一般...
In late November and early December, black bears head to their caves to sleep away the winter, or hibernate(冬眠). Their body temperature is lowered, and their breathing slows down while they live off the huge amounts of body fat they stored up during the summer and fall. This way, ...