Japanese marten created a column of fire, and one fear about them was that if martens that have gathered together in this form appear next to a house, the house would catch on fire.。 Japanese marten The Japanese marten ("Martes melampus") is a mammal in the marten genus most closely related to the sable. It is 0.5 m (1.5 ft) in length typically, not counting a 20-cm-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
Beech marten fissures and clefts in rocks, spaces between stones in rock slides and inhabited or uninhabited stone structures. It may live in tree holes at a height of up to 9 metres. Estrus and copulation occur at the same time as in the pine marten. Copulation can last longer than 1 hour. Mating occurs in the June–July period, and takes place in the morning or in moonlit nights on the ground or on the roofs of houses. The gestation period lasts as long as the pine marten's, lasting 236–237 days in the wild, and 254–275 days in fur farms. Parturition takes