Polar foxes have the warmest fur of all mammals. 70% of it consists of thick undercoat. It is the only wild dog to change fur colors twice a year. In winter, it is white as snow and in summer brown. This way, it is well camouflaged even in the tundra after the snow has melted. Item number: 14805 Dimensions: 3.5 x 1.4 x 6.3 inch (W x D x H) WARNING: CHOKING HAZARD - Small parts. Not for children under 3 years.