冬天到了,有些动物开始冬眠了。所谓冬眠,是指动物为了保持体内的能量、避免冻饿的一种对不利环境条件的适应方式。说起动物冬眠来,其“形式”各具“千秋”,别有风趣。蚊子在洞穴中过冬;蜗牛躲到树叶下、岩石的缝隙和孔洞里,惟恐自己受冷, When winter is over, some animals begin to hibernate. The so-called hibernation, refers to the animal in order to maintain the body's energy to avoid frozen and hungry a way to adapt to adverse environmental conditions. Speaking of hibernation animals, its “form” each with “Chiaki”, do not have funny. Mosquitoes wintering in caves; snails hid under the foliage, rock crevices and holes, lest they be cold,