Grey-headed flying-foxes (Pteropus poliocephalus) roosting in tree, Uki, New South Wales, Australia, Pacific

animals asleep australia bat bats branch branches colonies colony flying fox flying foxes flying fox flying foxes grey headed flying fox grey headed flying foxes grey headed flying fox grey headed flying foxes groups hanging mammals megabat megabats natural history new south wales pteropus poliocephalus resting roost roosting sleeping tree trees uki wildlife grey roosts day outdoors nature natural world nsw pacific horizontal