Two bull moose (Alces alces) facing off before play fighting, Roosevelt National Forest, Colorado, United States of America, North America

Two bull moose (Alces alces) standing in front of Teton Range, Grand Teton National Park, Wyoming, United States of America, North America

Moose, alces alces. Two males / bulls fighting; locking antlers during rutting season north america

'Hunters Deer and Elk head drop' sign and barrel, Wyoming, USA. The Wyoming Game and Fish Department collect samples from deer and elk during the hunting season to test for Chronic Wasting Disease (CWD) in the state's deer and elk herds. Chronic wasting disease is a fatal neurological disease that has been diagnosed in free ranging deer, elk and moose in 11 states and two Canadian provinces.

Cow and calf moose (Alces alces shirasi) feeding near the Gros Ventre river just outside of Grand Teton National Park, Wyoming, USA. The moose is actually the largest member of the deer family.

Cow and calf moose (Alces alces shirasi) feeding near the Gros Ventre river just outside of Grand Teton National Park, Wyoming, USA. The moose is actually the largest member of the deer family.

Northern lights above elks and coniferous trees, Lappland, Norway, Scandinavia, Europe

Eurasian Elk (Alces alces), bull and cow standing in the snow, captive, Bavaria, Germany, Europe

Elk (Alces alces) mother with two cubs standing in the grass by a lake, autumn atmosphere, Nikkaluokta, Kiruna, Gaellivare, Norrbottens laen, Lapland, Northern Sweden, Sweden, Europe

Moose cow and calf (Alces alces) standing together at the water's edge with mist rising off the surface of the water behind them, Waterton Lakes National Park; Alberta, Canada

Moose cow and calf (Alces alces) standing together at the water's edge with mist rising off the surface of the water behind them, Waterton Lakes National Park; Alberta, Canada

Moose Sparring

Two bull moose (Alces americanus) fight on a snowy forest road during the rut, Gaspesie National Park; Quebec, Canada

Mature bull moose (Alces alces) with a large rack of antlers spanning close to two meters (six feet) wide, pauses late in the rut in Southcentral Alaska's Chugach State Park, Alaska, United States of America

Tk0550, Thomas Kitchin; Moose - Dominance Display. Autumn Rut. Rocky Mountains. Alces Alces.

Cow and Calf Moose, Algonquin Park, Ontario

Two moose in deep snow, near Teslin, Yukon

Eastern moose (Alces americanus) males confront each other on a snowy forest track after the rutting season. A friendly fight that allows the dominant male to consolidate his stature. Parc de la Gaspesie. Quebec. Canada

Eastern moose (Alces americanus) males on a snowy forest track after the rutting season. Parc de la Gaspesie. Quebec. Canada