Animals / arctic-fox-color-phase-and-adaptation
Facts about Arctic Fox Color Phase and Adaptation
- 05
Newborn arctic fox pups are born with dark fur regardless of which color morph they will develop into as adults.
- 04
Arctic foxes have the warmest fur of any mammal tested, with insulation properties that allow them to sleep comfortably without shivering in freezing conditions.
- 03
During extreme cold, arctic foxes can survive temperatures as low as −50°C (−58°F) thanks to their thick, multilayered fur and heavily furred paws.
- 02
A rare blue morph of the arctic fox maintains a dark, bluish-gray coat year-round and is more common in coastal populations near open water.
- 01
The arctic fox naturally molts between two coat colors seasonally, shifting from white in winter to brown or gray in summer to match the tundra landscape.