Indian muntjac been recorded to be a parasite of Indian Muntjac but it is not believed that they would influence the distribution of this deer. There are 15 subspecies: The Indian muntjac is called "barking deer" due to the bark-like sound that it makes as an alarm when danger is present. It is also called "Kakar". Sometimes these deer will bark for an hour or more. Other than during the rut (mating season) and for the first six months after giving birth, the adult Indian muntjac is a solitary animal. Adult males in particular are well spaced and marking grass and bushes
Reeves's muntjac species except where already established. Colonies exist throughout England south of Derbyshire, and the population continues to grow. In Ireland, sightings in 2008 caused the government, concerned at the risk of the species becoming established, to quickly introduce a year-round hunting season. In the 1960s, several specimens escaped from an exhibition zoo in the Bōsō Peninsula in eastern Japan. By 2017, their numbers had reached at least 60,000. It is considered a harmful invasive species and has inflicted severe damage to ashitaba plantations. Also, Reeves's muntjac escaped a zoo on Izu Ōshima in 1970 when a fence fell due to