Among them was volunteer Cheng Wan-ching, who visited Chunan several times during that period and witnessed the entire breeding season. At the beginning of May the forest was full of crawling larvae. Because many of the cow-plant vines had been cut down by the park gardeners, the volunteers anxiously picked up the poor caterpillars into buckets and deposited them under trees with living vines.
義工鄭菀菁那陣子勤跑竹南，見識了整個繁殖季的景象：5 月初時森林地上爬滿了幼蟲四處覓食，因為許多羊角藤被除草工人砍掉了，那一、二天義工們著急地把可憐的毛毛蟲一桶一桶送到有羊角藤的樹下。