Seal's sportive lemur (Lepilemur seali), or the Anjanaharibe-Sud sportive lemur, is a sportive lemur endemic to Madagascar. It is a large sportive lemur with a total length of about 57 to 64 centimeters, of which 25 to 28 centimeters are tail. Seal's sportive lemur is found in northeastern Madagascar, living in primary and secondary mid-altitude rainforests .