Bitis nasicornis (Rhinoceros Viper) is a species of snakes in the family vipers. They are found in Afrotropics. Individuals are known to live for 9.4 years.
Definition: The largest scale biogeographic division of the earth's surface based on the historic and evolutionary distribution patterns of plants and animals.
Definition: An area of land of low topographic relief that historically supported grasses and herbs, with few trees, and having generally a mesic (moderate or temperate) climate. Dominated by tall grasses (contrast steppe).
