The Arctic fox (Vulpes lagopus), also known as the white fox, polar fox, or snow fox, is a small fox native to the Arctic regions of the Northern Hemisphere and common throughout the Arctic tundra biome. It is well adapted to living in cold environments. It has a deep thick fur which is brown in summer and white in winter. Its body length ranges from 46 to 68 cm (18 to 27 in), with a generally rounded body shape to minimize the escape of body heat.
- Original Name: "Песец вуалевый"
- Series: Valuable species of fur-bearing animals
- Country: USSR
- Year: 1980-06-25
- Subject: Animals
- Face value: 4 kop
- Number of catalogue Michel: SU 4969
- Perforation:comb 12½x12
- Printing: Offset lithography
- Size: 43.5x30 mm