Wild Wonders of Europe / Hodalic / Olm (Proteus anguinus) on rock, Oliero cave, Valle del Brenta, commune di Valstagna, northern Italy, March 2005, Vulnerable species

Solvin Zankl / Long eared owl (Asio otus) at night, perched on oak tree snag. Niedersechsische Elbtalaue Biosphere Reserve, Elbe Valley, Lower Saxony, Germany, August.

Stephen Dalton / Barn owl {Tyto alba} in flight, UK

Andy Rouse / Barn owl (Tyto alba) hunting at night, UK

Alex Hyde / Cave Cricket female (Troglophilus cavicola) on the side of stalactite in limestone cave. Plitvice Lakes National Park, Croatia. January.

Stephen Dalton / Long eared bat {Plecotus auritus} flying towards moths attracted to light from paraffin lamp, UK

Nick Garbutt / Aye-aye (Daubentonia madagascariensis) extracting beetle grubs from wood. Endemic to Madagascar. Photographed under controlled conditions at Durrell Wildlife Conservation Trust, Jersey, UK. captive

Jane Burton / Domestic Cat {Felis catus} Black persian female at night, yellow eyes shining

Mark Carwardine / Aye-aye (Daubentonia madagascariensis) captive, from Madagascar, Endangerd species, Bristol Zoo

Stephen Dalton / Iron prominent moth (Notodonta dromedarius) in flight, sequence of three multi-flash images

David Shale / Portrait of Fangtooth {Anoplogaster cornuta} Atlantic

Stephen Dalton / Black witch moth (Ascalapha odorata) in flight