Bracing the Wild: 18 Remarkable Animal Adaptations for Supreme Survival in the Toughest Terrains
The Polar Bear's Blubber

The Polar Bear, a resident of the Arctic, has a thick layer of blubber that provides insulation against the cold and buoyancy in water. This adaptation, coupled with its white fur that camouflages it against the snow, makes the bear a formidable predator.