51. C What bears eat may affect their hibernation. 52. B The shorter telomeres the bears have, the faster the bears will age. 53. C The possible effects of bears' garbage diet 51. 题干问的是威斯康星大学的科学家们发现了什么? - 文章第二段提到,科学家们发现一些熊吃被丢弃的人类食物。
A. After studying the bears' diets, they found that some of the bears were eating foods that had not been thrown away. The scientists then looked at how long the bears were hibernating(冬眠) during the winter.What they found was not good news for the bears. They found that bears that ...
Bears are well known for their winter sleep, referred to as torpor. Bears enter a lighter state of dormancy, where their body temperature slightly decreases, and metabolism slows down, but they remain more alert and can awaken more easily. During this period, bears rely on fat reserves accumul...
Hibernation is a process in which animals enter a deep sleep-like state to conserve energy during winter. While hibernating, an...
How Do They Survive Winters? To survive the cold temperature in winter, the woolly bears search for warm places like rocks, fallen logs, and more to crawl into. They spend the entire winter hibernating in such spots. There is folklore according to which these insects can behelpful in forecas...
Bears can give birth while hibernating Black bears who hibernate during winter don't let sleep stop them from giving birth.Pregnant bears in the wildhave been recorded doing exactly that, with their heart rates increasing throughout the pregnancy and spiking during birth. After the cubs are born...
What Hibernating Bears Can Tell Us about Space TravelScientists studying hibernation discovered that bears' super-slow metabolism may provide clues...By SpottsPete
Bears can give birth while hibernating Canva Bears can give birth while hibernating Black bears who hibernate during winter don't let sleep stop them from giving birth.Pregnant bears in the wildhave been recorded doing exactly that, with their heart rates increasing throughout the pregnancy and sp...
Certain species, such as black bears and small rodents, survive Colorado's cold winters by hibernating through the entire season. Other kinds of wildlife, like deer and elk, aren't phased at all by the freezing temperatures or snow on the ground. And for some animals, that aren't seen of...
Bears can give birth while hibernating Canva Bears can give birth while hibernating Black bears who hibernate during winter don't let sleep stop them from giving birth.Pregnant bears in the wildhave been recorded doing exactly that, with their heart rates increasing throughout the pregnancy and...