Wild Wonders of Europe / Widstrand / Wild Eurasian wolverine (Gulo gulo) walking along waters edge, Kuhmo, Finland, July 2008
Mark Carwardine / Sandhill cranes (Grus canadensis) flying, Bosque del Apache National Wildlife Refuge, New Mexico, USA
Jorma Luhta / Aurora borealis colours in night sky over lake, northern Finland (nr Arctic circle), October 2002. Auroras also occur in the southern hemisphere where they are know as Aurora australis.
Nick Upton / Young Eurasian beaver (Castor fiber) feeding on a willow branch overhanging the River Otter at dusk, part of a release project managed by the Devon Wildlife Trust, Devon, England, UK, August 2015.
Lynn M Stone / Yellow-Crowned Night Heron (Nyctanassa / Nyctanassa violacea) adult in non-breeding plumage foraging at low tide. Tarpon Springs, Florida, USA, November.
Igor Shpilenok / Red Fox (Vulpes vulpes) in snow by river with refelctions, Kronotsky Zapovednik, Kamchatka, Russia
Mark Carwardine / Adult male Northern pintail duck (Anas acuta) on water, Bosque del Apache National Wildlife Refuge, New Mexico, USA
TOM MANGELSEN / Teton Mountain Range reflected in lake, Grand Teton NP, Wyoming, USA