Tundra

The Arctic fox is a small fox of the tundra with the best insulating fur of any mammal.

The brown bear is one of the two largest land carnivores, and it ranges across the forests and mountains of Eurasia and North America.

The Canada lynx is a thick-furred cat of the boreal forest with tufted ears and huge snowshoe paws.

The common loon is a heavy diving bird of northern lakes, with a black head, a white necklace and a dagger bill.

The common raven is a large black crow that lives right across the northern half of the world.

The golden eagle is a large dark brown raptor of open country across the Northern Hemisphere.

The gray wolf is the largest wild member of the dog family and the ancestor of every domestic dog.

The gyrfalcon is the biggest of all falcons, and it hunts across the Arctic tundra.

The least weasel is the smallest carnivore in the world, a tube-shaped hunter that follows voles and mice down their own tunnels.

The merlin is a small, stocky falcon of open northern country that hunts small birds in fast low flight.

The moose is the largest deer.

The mountain goat is a white, cliff-climbing goat-antelope of western North America.

The muskox is a shaggy Arctic grazer, a giant relative of sheep and goats that outlived the Ice Age in Canada and Greenland.

The polar bear is the largest bear and the largest land carnivore.

The red fox has the widest range of any wild carnivore.

The reindeer, called the caribou in North America, is the deer of the Arctic tundra and the northern forests.

The rock ptarmigan is a grouse of high mountains and Arctic tundra that changes colour with the seasons.

The snowy owl breeds on the open Arctic tundra and hunts by day under the midnight sun.

The stoat is a small, long-bodied weasel of Europe, northern Asia and the Arctic edge of North America.

The willow ptarmigan is a grouse of the far north that wears brown feathers in summer and white ones in winter.

The wolverine is the largest weasel that lives on land, a solitary scavenger and hunter of the far north.

The wood frog is a cold-adapted North American frog with a dark mask behind the eye.

The woolly mammoth was an Ice Age elephant relative adapted to cold open landscapes.