Japanese marten

The Japanese marten (Martes melampus) is a mammal in the marten genus most closely related to the sable. It is half a meter (1½ feet) in length on average, not counting a 20-centimeter-long tail (7.9 in), and between 1,000 and 1,500 grams (2.2 and 3.3 lb) in weight. Males are generally larger than females. The pelage varies in color from dark brown to dull yellow with a cream-colored throat.