Citing the example of Mexican president Vicente Fox, who in 2001 issued a special order to protect the monarch butterflies, Chan Chia-lung calls for society to put more stress on follow-up research into Taiwan's crow butterflies.
詹家龍常用墨西哥總統維桑特在 2001 年頒布總統令來保護帝王斑蝶為例，呼籲社會重視台灣紫斑蝶的追蹤研究。