Rhino is a general term for mammalian Rhinocerotidae, mainly distributed in Africa and Southeast Asia, is the largest Perissodactyla animal, is second only to the elephant big land animal. All the rhinoceros basically is short legs, body stout. Body fat and clumsy, body length of 2.2 ~ 4.5 meters, shoulder high 1.2 ~ 2 meters; weight 2800 ~ 3000 kg, thick rough, and into folds are arranged on the shoulder and waist etc.; indumentum thin and hard, or even large glabrous; ear was oval, a large head and long, short and thick neck, long lip extending the head; solid horn or double angle (some no female angle), originated in the dermis, angle off can still life; no canine; tail short and thin body, yellow, brown, black or gray.犀牛是哺乳类犀科的总称，主要分布于非洲和东南亚，是最大的奇蹄目动物，也是仅次于大象体型大的陆地动物。所有的犀类基本上是腿短、体粗壮。体肥笨拙，体长2.2～4.5米，肩高1.2～2米；体重2800～3000千克，皮厚粗糙，并于肩腰等处成褶皱排列；毛被稀少而硬，甚或大部无毛；耳呈卵圆形，头大而长，颈短粗，长唇延长伸出；头部有实心的独角或双角（有的雌性无角），起源于真皮，角脱落仍能复生；无犬齿；尾细短，身体呈黄褐、褐、黑或灰色。
天堂猫ivy
