translation.en: Now, the mother then can go and reproduce, but what a terrible price to pay for the accumulation of this pollutant in these animals -- the death of the first-born calf.
translation.zh: 现在，雌性海豚可以继续繁殖了， 但这代价太大了 污染物富集在 这些动物体内 ——这要由第一胎后代的死来买单。