Dave Bevan / Juvenile Brown rat (Rattus norvegicus) entering live trap and escaping, filmed at night using an infra red camera, Carmarthenshire, Wales, UK, November.

Nick Upton / Pine Marten (Martes martes) foraging at night in mixed coniferous and birch woodland in the area where live traps were set for a reintroduction project to Wales by the Vincent Wildlife Trust, Scottish...

Nick Upton / Radio-collared Male Pine Marten (Martes martes) emerging from a temporary soft release cage after dark during the Forest of Dean and River Wye Pine Marten Project, the Forest of Dean, Gloucestershire,...

Nick Upton / Radio-collared Male Pine Marten (Martes martes) emerging from a temporary soft release cage after dark during the Forest of Dean and River Wye Pine Marten Project, the Forest of Dean, Gloucestershire,...

Nick Upton / Radio-collared Male Pine Marten (Martes martes) emerging from a temporary soft release cage after dark during the Forest of Dean and River Wye Pine Marten Project, the Forest of Dean, Gloucestershire,...

Ann & Steve Toon / Scent bait used with Freeland camera traps, Dong Phayayen-Khao Yai Forest Complex, eastern Thailand, August, 2014.

Ann & Steve Toon / Setting up Freeland Foundation camera traps, Dong Phayayen-Khao Yai Forest Complex, eastern Thailand, August, 2014.

Ann & Steve Toon / Setting up Freeland Foundation camera traps, Dong Phayayen-Khao Yai Forest Complex, eastern Thailand, August, 2014.

Ann & Steve Toon / Setting up Freeland Foundation camera traps, Dong Phayayen-Khao Yai Forest Complex, eastern Thailand, August, 2014.

SCOTLAND: The Big Picture / GPRS camera trap at base of tree. Emails surveillance photographs of Wildcat (Felis silvestris grampia) live traps to fieldworkers every four hours, Strathspey, Cairngorms National Park, Scotland, UK,...

Laurent Geslin / Iberian lynx (Lynx pardinus) photographed with camera traps in Andalusia, Spain.

Laurent Geslin / Wild Iberian lynx (Lynx pardinus) photographed with camera traps. Andalusia, Spain. November.