Robert Valentic / Short-nosed fruit-bat (Cynopterus brachyotis) roosting, Ko Chang Island, Thailand.

Piotr Naskrecki / Straw-colored Fruit Bat (Eidolon helvum) group roosting, Maputo, Mozambique

Piotr Naskrecki / Egyptian Fruit Bat (Rousettus aegyptiacus) flying, Gorongosa National Park, Mozambique

Juergen Freund / Little red flying foxes (Pteropus scapulatus) flying from roosting tree at dusk, Atherton Tablelands, Queensland, Australia.

Juergen Freund / Australian freshwater crocodiles (Crocodylus johnsoni) catching a Little red flying fox (Pteropus scapulatus) flying to drink from a watering hole, Kimberley, Western Australia.

Juergen Freund / Australian freshwater crocodiles (Crocodylus johnsoni) trying to catch Little red flying foxes (Pteropus scapulatus) flying to drink from a watering hole, Kimberley, Western Australia

Juergen Freund / Large group of Little red flying foxes (Pteropus scapulatus) flying at dusk, Atherton Tablelands, Queensland, Australia.

Juergen Freund / Large group of Little red flying foxes (Pteropus scapulatus) flying at dusk, Atherton Tablelands, Queensland, Australia.

Juergen Freund / Colony of Little red flying foxes (Pteropus scapulatus) at roost, with several bats flying in, landing on others on a branch, Atherton Tablelands, Queensland, Australia.

Juergen Freund / Colony of Little red flying foxes (Pteropus scapulatus) leaving roost site, Atherton Tablelands, Queensland, Australia.

Juergen Freund / Wildlife carer wrapping a Spectacled flying fox (Pteropus conspicillatus) baby in blankets, Tolga Bat Hospital, Queensland, Australia.

Chien Lee / Lesser Long-tongued Fruit Bat (Macroglossus minimus) approaching Durian (Durio zibethinus) flower nectar, Danum Valley Conservation Area, Sabah, Borneo, Malaysia