一旦发现了心仪的“女人”,为了保证其求偶成功,一种叫做缝篷工的蜘蛛的雄性个体,通常会不惜阉割自己,主动切除其硕大性器官的一半。美国杜兰大学的研究者们发现,“缝篷工”蜘蛛这样做的目的是为了大大减轻自己的体重,一方面可以使自己行动更迅速,另一方面可以增加耐力以便适应 Once the favorite “woman” was discovered, to ensure the success of his courtship, a male individual called the spider of the slotted worker would usually emasculate himself and actively remove half of his huge sex organs. Researchers at Tulane University in the United States have discovered that the purpose of the “Strawworker” spider is to reduce his weight, on the one hand, to make his actions faster, and on the other hand to increase his endurance in order to adapt.