When autumn turns to winter, the wolf's outer coat thickens to provide protection from the brisk air and drenching precipitation of the season.
South Georgia, the Antarctic Peninsula, and the Falkland Islands are just a few of the many sub-Antarctic locations where penguins can be spotted.
In cold weather, these semiaquatic animals really get going. They like to go for a swim in icy rivers and slide around on the ice.
To keep warm in the arctic, they've developed a thick covering of fat.
They weigh a tonne, are splotchy all over with thick grey and solid yellow patches, and are big and lumbering. These large, powerful creatures descend to the sub-alpine forests in the winter for hunting.
They're also called saddleback, Greenland, earless, or genuine seals. These seals reside in Arctic waters or Antarctica's shores.
Polar bears have two layers of fur to keep them warm. Polar bears have fur-covered bottom paws that help them move on ice.
The arctic fox can survive in bleak, frigid conditions. To avoid being seen by potential predators, they wear a thick, white fur coat.
Arctic tundra is home to this fluffy white critter. A thick white coat traps the animal's body heat and keeps it toasty all winter long.