深夜,非洲中部的雨林某处。一只黑猩猩生下了一个小宝宝。不久之后,太阳升起来了,母亲和新生儿迷迷糊糊地坐在中间,周围已经聚了一大圈探头探脑的朋友和亲戚。不可避免的是,群体中的几乎每个成员都迟早会凑过来,拉开小宝宝的双腿闻一闻:是男孩还是女孩?这是生物学中最非此即彼的问题,而且一经回答,答案就是铁板钉钉的。然而,在现实中,性别的二元性根本不是那么黑白分明的。对于“生物体 Late at night, somewhere in the rainforest in central Africa. A chimpanzee gave birth to a baby. Soon afterward, the sun rose, the mother and the newborn dangled in the middle, and gathered around a large circle of friends and relatives who had probed their brain. Inevitably, almost every member of the group will sooner or later come together and pull the baby’s legs open and smell: is it a boy or a girl? This is the most biologically non-trivial issue in biology, and upon answering The answer is iron nails. However, in reality, the duality of gender is not so black and white at all. For the ”" organism