TUGUEGARAO CITY, CAGAYAN, Philippines — Colonies of the endemic giant golden-crowned flying fox (Acerodon jubatus) and the large flying fox (Pteropus vampyrus) were documented during a 10-day biodiversity monitoring mission in the forests of Apayao from April 20 to April 30, the Department of Environment and Natural Resources (DENR) said. Dorothy Cayaba, officer in charge