Ntambo Wa Luy (also known as Ntambue Ya Mai, Simba Ya Mai) is a water lion reported Kasai-Occidental Region, Democratic Republic of the Congo. Length, 26 feet. Shoulder height, 5 feet. Estimated weight, 2 tons. Adults are black, juveniles are reddish-brown. One horn on the top of its head. Enormous claws. Amphibious. Moves swiftly both on land and in the water. Metallic, strident, powerful call like a bird’s. Chases hippos and kills them. Tracks - Three-toed. Length, 16 inches, almost 8 inches wide.Gabriel Becker ran across some tracks of this animal in Kasai in the 1950s.