Why do bears use less energy during hibernation? (列举一个原因即可 ) 相关知识点: 试题来源: 解析 Because their hearts slow down/Because their breathing slows down/Because their bodies don' t grow. /Because their body temperature drops.
"There's a lot of damage that incurs during hibernation," he said, noting that it then takes an animal considerable energy to restore a body's imbalances. Even so, bears are resilient, and apparently equipped to deal with these challenges. It's a remarkable survival technique, and in many...
Bears usually sleep in winter. What do we call this kind of sleep? A. hibernation B. siesta C. nap D. rest 相关知识点: 试题来源: 解析 A。解析:熊在冬天通常会冬眠,hibernation 是冬眠的意思;siesta 是午睡;nap 是小睡;rest 是休息。
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C.research into hibernation in animals may help deadly patients stay longerD.scientists have already take advantage of the different levels of hibernation in space missions.答案68.A 细节理解题,根据第一段Alaskan black bears hibernate for up to seven months a year可知阿拉斯加黑熊每年冬眠...
Animals like snakes, bears and frogs hide during winter. Their bodies slow down in order to save energy. They do not eat but get energy from their fat. They do so until their food comes back. We call this hibernation. Some animals do not sleep all winter, but they eat much less. ...
Bears are born during winter hibernationwhen cubs exist solely on the nutrition of mother’s milk until the spring when they begin to try out solid foods. Grizzly bear cubs grow rather rapidly, reaching up to 200 pounds by the end of their first year of life....
What do bears, bats and frogs have in common? They all hibernate. Hibernation is a state often compared to sleep. It usually occurs in winter, when a creature does not move for weeks or months continuously. Creatures hibernate to survive the cold weather and the absence of food. A typical...
They are in hibernation (冬眠) 【小题5】 In winter they eat nothing. They're very hungry when they wake up in spring. They usually look for food in March or April. Bears, snakes and frogs are such animals. Winter is cold in northern countries, but animals are smart...
We callB. To store food for the winter.this hibernation. Snakes, frogs, and bears hiber-C. To enter a long sleep and live off body fat.nate.D. To not eat until food returns.Some animals store food3. How would a thicker coat help an animal survivein their homes. They do notwinter...