Wolves are the largest members of the Canidae family and can be found across the globe, from North American to Asia. Grey wolves make up one of the largest wolf species, with 38 subspecies.
They can be found in tundras, forests and in coastal areas. Wolves are highly social, which makes them excellent hunters – often working together to take down prey far larger than themselves.
A wolf pack attacks a baby moose in Denali National Park, Alaska - GettyNorthwestern wolves are a subspecies of grey wolf in western North America - GettyWolves can reach speeds of 36-38mph in short bursts in pursuit of prey - GettyTwo grey wolves fighting in the De Hoge Veluwe National Park, Netherlands - GettyWolves are territorial and will fight other packs if they encroach - GettyTundra wolves are a subspecies of grey wolf found in Eurasia's tundra and forest-tundra zones - GettyWolves are incredibly social creatures, living in packs of a mated pair and their offspring, as well as other non-breeding adults - GettyWolves are thought to use facial cues when determining when play turns into aggression - GettyArctic wolves mainly prey on musk oxen and reindeer, but will also eat hares, seals and some birds - Getty