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人睡觉时要做梦,动物睡觉时也会做梦吗?答案是:会的。科学家经研究得出了结论:大部分爬行动物不会做梦;鸟类都会做梦,不过大多数种类只做短暂的梦;各种哺乳动物,如猫、狗、马等家畜,还有大象、老鼠、刺猬、松鼠、鼠、犰狳、蝙蝠等野生兽类都会做梦,有的做梦较频繁,有的则少些;鱼类、两栖动物和无脊动物都不会做梦。人在做梦时,呼吸浅促,心跳加快,血压上升,脑血量倍增,脸部及四肢有些抽动。这时用
Do people dream when they go to sleep, and do they dream when they sleep? The answer is: yes. Scientists came to the conclusion that most reptiles do not dream; birds will dream, but most species only make short-lived dreams; mammals, such as cats, dogs, horses, and other animals, as well as elephants, Rats such as rats, hedgehogs, squirrels, rats, crickets, bats and other wild animals will dream. Some dream more frequently, while others have less; fish, amphibians, and invertebrates do not dream. When people are dreaming, they have shallow breathing, rapid heartbeat, elevated blood pressure, doubled brain blood volume, and some twitching of the face and limbs. At this time