George Sanker / Moose (Alces alces) bull swimming in water, Baxter State Park, Maine, USA.

SCOTLAND: The Big Picture / Ferns, mooses and lichens in wooded ravine, Glenfeshie, Cairngorms National Park, Scotland, UK, October.

Nick Garbutt / Moose (Alces alces) bull grazing in snow. Near Jackson Hole, Grand Teton National Park, Wyoming, USA.

Danny Green / Caribou / Reindeer bull (Rangifer tarandus) close-up grazing, Denali National Park, Alaska, USA, September

Pal Hermansen / Moose (Alces alces) close up of legs with insects flying round them, Lahkso National Park, Glomfjellet, Norway, July.

Danny Green / Moose bull (Alces alces) walking in forest clearing, Denali National Park, Alaska, USA, September

Erlend Haarberg / Moose (Alces alces), calves near house in winter, Jokkmokk, Sweden, February.