Piotr Naskrecki / Dobson's Pipistrelle (Pipistrellus grandidieri) pair drinking, Gorongosa National Park, Mozambique

Piotr Naskrecki / Butterfly Bat (Glauconycteris variegata) drinking, Gorongosa National Park, Mozambique

Jussi Murtosaari / Daubenton's bat (Myotis daubentonii) hunting a mosquito. central Finland, June.

Chien Lee / Hardwicke's Woolly Bat (Kerivoula hardwickii) arriving at Pitcher Plant (Nepenthes hemsleyana) pitcher to roost, Brunei

Michael Durham / Hoary Bat (Lasiurus cinereus) male flying, Conasauga River, Chattahoochee-Oconee National Forest, Georgia

Solvin Zankl / Schreiber's long fingered bat (Miniopterus schreibersi) in flight in cave, Grotta Monte Majore, Sardinia, Italy. Highly commended, Mammals category, GDT 2012 competition.

Eric Medard / Lesser Mouse Eared Bat (Myotis blythii) in flight in cave. France, Europe, August.

Eric Medard / Whiskered Bat (Myotis mystacinus) in flight low over water, drinking in flight. France, Europe, July.

Eric Medard / Natterer's Bat (Myotis nattereri) flying low over water to drink, with long-exposure star-trails. France, Europe, July.

Eric Medard / Bechstein's Bat (Myotis bechsteinii) in flight in cave. France, Europe, August.

Eric Medard / Bechstein's Bat (Myotis bechsteinii) in flight at night, mouth open to emit echolocating calls. France, Europe, September.

Eric Medard / Kuhl's Pipistrelle Bat (Pipistrelle kuhlii) in flight low over water, with splash from drinking in flight. France, Europe, May.