A savanna or prairie is a type of GRASSLAND biome characterized by grasses and other herbaceous plants. It is typically found in tropical and subtropical regions, and is characterized by an open canopy with widely spaced trees. Savannas and prairies are home to a variety of wildlife, including large grazing animals such as antelopes, zebras, and wildebeests. They are also important habitats for many species of birds, reptiles, and insects.