The decline of the Javan rhinoceros is attributed to poaching, primarily for their horns, which are highly valued in traditional Chinese medicine, fetching as much as US$30,000 per kg on the black market.
O declive do rinoceronte de Xava atribúese á caza, sobre todo para obter os seus cornos, que son altamente valoradas na medicina tradicional chinesa, chegando a valer $30.000 o quilogramo no mercado negro.