how much do a rhino's horn weigh
Africaâs white rhino species is the largest of any living rhinoceros, weighing up to 3,600 kilograms (7,920 pounds), and is the continentâs third-largest species after the African bush elephant and African forest elephant. The black rhino, which is not actually black, can weigh up to 1,400 kg (3,100 pounds). Horns of the African rhino weigh on average 1.5-3.0 kilograms (3.3-6.6 pounds), with white rhino having the heaviest front horn which on average weighs 4.0 kilograms (8.8 pounds). Horns of the Asian rhino species are substantially smaller, averaging 0.27 kilograms (0.59 pounds) to 0.72 kilograms (1.58 pounds) (page 3).