很多动物身上长满了皱纹,它们为何不需要除皱霜呢?事实上,任何一种像大象一样的厚皮兽类动物都很欢迎皱纹。“大象长着皱纹的皮肤可以在空隙中隐藏水汽,这可以花费更长的时间让湿气蒸发,因此让大象保持凉爽的时间更长。”Garrigan说。除了大象之外,还有其他动物也受益于皱纹。以裸鼢鼠为例,其松垮的皮肤可以让它们的行动更加灵活。“所有穴居啮齿类动物都有着较为松弛的皮肤,因为它们居住在空间有限的隧道内,需要帮助其完成转身。”美国芝加哥菲尔德博物馆馆 Many animals are covered with wrinkles, why they do not need wrinkle cream? In fact, any kind of elephant-like thick-skinned animals are very welcome wrinkles. “Elephant wrinkled skin can hide water vapor in the gap, which can take longer to allow moisture to evaporate, thus allowing the elephant to stay cooler longer.” Garrigan said. In addition to the elephants, there are other animals that also benefit from wrinkles. In nudibranchs, for example, its loose skin can make their movements more flexible. “All burrowing rodents have flaccid skin because they live in a tunnel with limited space and need to help turn around.” "The Field Museum, Chicago,