translation.en: And what's taking place is that the beetle has got a home spot, it goes out on a convoluted path looking for food, and then when it finds food, it heads straight home. It knows exactly where its home is.
translation.zh: 这个的意思是说蜣螂 知道巢穴的位置，它沿着弯弯绕绕的路线 寻找食物，一旦它找到了食物， 它沿着直线返回巢穴。它清楚的知道家在哪里。