One of animal become endanger is rhinoceros. Characteristic of rhinoceros is a large of body, heavy mammal and thick skin, herbivores which eat plants and most live in jungle. The word rhinoceros is derived from Greek words. Rhino means nose and Ceros means horn. Most of rhinoceros have two horn but Javan rhinocores only have one horn.
Feather of Javan rhinoceros (rhinoceros sondaicus) is small and slender size, 1.7 meter high, and male horn long of Javan rhinoceros can reach 10 inches or 25 cm. Female of rhinoceros are usually hornless. People hunt rhinoceros because of interest of horn, this animal can find in Ujungkulon, West Java, Indonesia.