Lyle's flying fox may be threatened when the trees die, if they have not been replaced by new plantings. Another threat the bats face is hunting in Thailand and Cambodia and persecution by farmers across their range trying to protect their orchards. The International Union for Conservation of Nature estimates that populations have declined by more than 30% within the last fifteen years and has rated the conservation status of this flying fox as "vulnerable". Lyle's flying fox Lyle's flying fox ("Pteropus lylei") is a species of flying fox in the family Pteropodidae. It is found in Cambodia, Thailand and Vietnam, with an
Guam flying fox a length of about , a wingspan of about , and a body weight of . It is very similar in appearance to the Chuuk flying fox ("Pteropus insularis"). The top of the head is greyish, the back, throat and underparts brown or dark brown and the side of the neck golden-brown. Little is known of the behaviour of this flying fox but it is likely to have fed on the fruits, flowers and foliage of evergreen shrubs and trees typical of the limestone forests that occur in the northern part of Guam. Nor is much known of its reproductive