Edwin Giesbers / Madagascar fruit bat / flying fox (Pteropus rufus) Berenty Reserve, Madagascar (Digital composite)

Edwin Giesbers / Madagascar fruit bat / flying fox (Pteropus rufus) Berenty Reserve, Madagascar

David Kjaer / Mexican Free-tailed Bat (Tadarida brasiliensis mexicana) emerging at dusk from Frio Cave, near Concan in the Texas Hill Country, Texas, USA.

Inaki Relanzon / Schreiber's long fingered bat {Miniopterus schreibersii} flying from cave, France

Inaki Relanzon / Close up of colony of Schreiber's long fingered bat {Miniopterus schreibersii} roosting in cave, France

Barry Mansell / Common Vampire Bat (Desmodus rotundus) in flight, Mexico

Rolf Nussbaumer / Evening Bat {Nycticeius humeralis} flying at night, Rio Grande Valley, Texas, USA

Dietmar Nill / Lesser horseshoe bat {Rhinolophus hipposideros} roosting next to stalactites, Germany

Kim Taylor / Naked-backed (moustached) bats {Pteronotus davyi} emerging at dusk, Tamana, Trinidad, West Indies. Digital composite

Kim Taylor / Short-tailed fruit bat {Carollia perspicillata} flying in to take a bite out of ripe Guava, Trinidad, West Indies, Digital composite.

Tony Heald / Bat Eared Fox emerging from den (Otocyon megalotis) Kalahari Gemsbok NP South Africa

Kim Taylor / Long-eared bat (Plecotus auritus) in flight. Time-lapse. Captive, UK