Male peacocks' huge, outrageous tails can make foraging for food and evading predators difficult, but the plumage, which many researchers say indicates male fitness, is so effective at luring females that the trait has been preserved in the population, Kr
Male peacocks' huge, outrageous tails can make foraging for food and evading predators difficult, but the plumage, which many researchers say indicates male fitness, is so effective at luring females that the trait has been preserved in the population, Kr
雄孔雀巨大骇人的尾巴不仅会影响觅食，而且在躲避食肉动物的追赶时也不方便，但很多研究人员说，雄孔雀的大羽毛尾巴是健康的雄性特征，这一雄性特征使雄孔雀更容易赢得雌孔雀的芳心，因此也才得以通过遗传被保留下来。