生存智慧自然界常会有一些故事，让我们人类匪夷所思，却不能不为之动容。在北美阿拉斯加的茫茫荒野上，生长着一种老鼠，以植被为生，繁殖力极强。但当种群繁殖过盛以致会对植被造成严重危害的时候，其中一部分成员的皮毛就会自动变成鲜亮耀眼的黄色，以吸引天敌捕食的目光;倘 Survival Wisdom There are often stories in the natural world that make us incredible people, but we must not be moved. In the wilderness of Alaska, North America, a mouse is born, which lives on vegetation and has strong fertility. However, when the population is so over-popular that it will cause serious damage to the vegetation, the fur of some of its members will automatically turn into bright, dazzling yellow to attract predators;