 Because of its limited spread, it is thought that they are specialist creatures that will only live in that one specific environment.Another idea suggests that they most likely compete with M. murinus, chiefly for resources.Because of the high rate of deforestation in the surrounding Menabe forests (52%) between 1985 and 2000, less than of inhabitable forests remained between Kirindy Park, the Tsiribihina River, and the Reserve.