Snowshoe hare (Lepus americanus), Banff National Park, Alberta, Canada, North America

White Snowshoe Hare sitting in its snowy burrow, Denali National Park, Alaska, United States of America, North America

Adult snowshoe hare (Lepus americanus dalli) in Denali National Park, Alaska, USA

Snowshoe hare (Lepus americanus) changing fur winter, summer, detailed view, Yukon Territory, Canada, North America

Close-up portrait of a Canada Lynx (Lynx canadensis) resting in the shadows of a Southcentral Alaska alder thicket. Lynx populations are closely linked to booms and busts in the numbers of their main prey the snowshoe hare, Alaska, United States of America

Close-up portrait of a Canada Lynx (Lynx canadensis) looking at the camera through the branches of a Southcentral Alaska alder thicket. Lynx populations are closely linked to booms and busts in the numbers of their main prey the snowshoe hare, Alaska, United States of America

Snowshoe hare (Lepus americanus) changing to summer colours, Denali National Park and Preserve; Alaska, United States of America

Snowshoe hare, Arctic National Wildlife Refuge, Alaska, Arctic National Wildlife Refuge, Alaska, USA