Documentales cerca de la Provincia Yunnan

A mysterious Valley of Butterflies: In the deep forest of Ma´andi Town, in Southwest China´s Yunnan Province, tens of millions of Jungle queen butterflies emerge as adult butterflies and dance in the valley every summer. What is the reason for the annual gathering? What are their unique feeding habits? Butterfly lovers and entomologists carry out investigations and an experiment to try and unveil the mysteries.