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 / Little red flying-fox (Pteropus scapulatus) flying around and roosting in trees, Atherton Tablelands, Queensland, Australia. December. Second Place in the Man and Nature portfolio category of the Terr...

Doug Gimesy / During an extreme heat-stress event at Melbourne's Yarra Bend Grey-headed Flying-fox (Pteropus poliocephalus) colony, where temperatures exceeded 43??in a desperate search for somewhere cooler and les...

Doug Gimesy / During an extreme heat-stress event at Melbourne's Yarra Bend Grey-headed Flying-fox (Pteropus poliocephalus) colony, where temperatures exceeded 43°in a desperate search for somewhere cooler and...

Enrique Lopez-Tapia / Large flying fox (Pteropus vampyrus) hanging upside down on garden tree. Bali Island, Indonesia.

Enrique Lopez-Tapia / Large flying fox (Pteropus vampyrus) portrait. Bali Island, Indonesia.