The giant sable antelope (Hippotragus niger variani), also known in Portuguese as the palanca negra gigante, is a large, rare subspecies of the sable antelope native and endemic to the central highlands of Angola, occurring specifically in two areas: Cangandala National Park (south of the city of Malanje) and Luando Natural Strict Reserve (between the Kwanza and Luando Rivers, south of Cangandala).