Grassland biomes are large, rolling terrains of grasses, flowers and herbs. Latitude, soil and local climates for the most part determine what kinds of plants grow in a particular grassland. A grassland is a region where the average annual precipitation is great enough to support grasses, and in some areas a few trees. read more
Grasslands are characterized as lands dominated by grasses rather than large shrubs or trees. In the Miocene and Pliocene Epochs, which spanned a period of about 25 million years, mountains rose in western North America and created a continental climate favorable to grasslands. read more
Tropical grasslands are warm year round, but usually have a dry and a rainy season. One such tropical grassland, the African savanna, is home to some of the world’s most recognizable species, including elephants, giraffes, rhinos, zebras, lions, hyenas, and warthogs. read more