And does listing one cause the price of its parts to rise [and thus encourage black-market trading]? "In his view, the law needs to be enforced to be of any use." Just putting an animal on the list won't save it from extinction. "
列了反而助長交易價格」，在研究昆蟲的楊平世眼中，法要有人執行才有用，「不是列入保育類名單，動物就得救了。」