Mountain hare lives at elevations from 700 to 3800 m, depending on biographic region and season. The mountain hare is a large species, though it is slightly smaller than the European hare. It grows to a length of , with a tail of , and a mass of , females being slightly heavier than males. In summer, for all populations of mountain hares, the coat is various shades of brown. In preparation for winter most populations moult into a white (or largely white) pelage. The tail remains completely white all year round, distinguishing the mountain hare from the European hare ("Lepus europaeus"),
Deer musk Deer musk Deer musk is a substance with a persistent odor, obtained from the caudal glands of the male musk deer. The name originates from the Persian word moshk meaning "deer's navel". Although more commonly referred to as "musk", the term itself is often used to describe a wide variety of "musky" substances from other animals such as the African civet ("civet musk") or various synthetic musks whose compound exhibits some character of deer musk. The demand for deer musk has lead to a severe decrease in musk deer populations. Six of the seven musk producing species are listed as