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A tree savanna at Tarangire National Park in Tanzania in East Africa A grass savanna at Kruger National Park in South Africa. A savanna or savannah is a mixed woodland-grassland (i.e. grassy woodland) biome and ecosystem characterised by the trees being sufficiently widely spaced so that the canopy does not close.
The tropical and subtropical grasslands, savannas, and shrublands are characterized by rainfall levels between 90–150 centimetres (35–59 in) per year. [1] Rainfall can be highly seasonal, with the entire year's rainfall sometimes occurring within a couple of weeks. African savannas occur between forest or woodland regions and grassland regions.
The Sudanian savanna or Sudan region is a broad belt of tropical savanna that runs east and west across the African continent, from the Ethiopian Highlands in the east to the Atlantic Ocean in the west. It represents the central bioregion within the broader tropical savanna biome of the Afrotropical realm.
The savannas of northern Australia, sub-Saharan Africa, Asia and South America are examples of tropical grasslands. The climate is warm with contrasting rainy and dry seasons.
The climate is a tropical savanna climate and a hot semi-arid climate (Köppen climate classification Aw and BSh) with a dry season and a wet season and the temperature being warm and hot year-round. Annual rainfall ranges from 1000 mm in the south to 600 mm in the north on the edge of the Sahel.
The East Sudanian savanna is the eastern half of the Sudanian savanna belt which runs east and west across Africa. The eastern lies east of the Cameroon Highlands, and west of the Ethiopian Highlands. The Sahel belt of drier acacia savanna lies to the north, and beyond that is the Sahara Desert.
Temperate grasslands, savannas, and shrublands are terrestrial biomes defined by the World Wide Fund for Nature. [1] The predominant vegetation in these biomes consists of grass and/or shrubs. The climate is temperate and ranges from semi-arid to semi-humid. The habitat type differs from tropical grasslands in the annual temperature regime and ...
Grazing animals, herd animals, and predators in grasslands, like lions and cheetahs live in the grasslands of the African savanna. [19] Mites, insect larvae, nematodes, and earthworms inhabit deep soil, which can reach 6 metres (20 feet) underground in undisturbed grasslands on the richest soils of the world.