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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 Savannah National Wildlife Refuge is a 31,551-acre (12,768 ha) National Wildlife Refuge located in Chatham and Effingham counties in Georgia and Jasper County in South Carolina. Of the total area, 15,395 acres (6,230 ha) is in Georgia and 15,263 acres (6,177 ha) is in South Carolina.
Aripo savannah is a tropical savanna ecosystem in the ... tropical sun make the savannas a hostile environment for most plants and animals. [1] Aripo savannas.
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.
In many savannas, tree densities are higher and are more regularly spaced than in forests. [4] The Eurasian steppes' and North American Great Plains floral communities have been largely extirpated through conversion to agriculture. Nonetheless, as many as 300 different plant species may grow on less than three acres of North American tallgrass ...
Flooded grasslands and savannas is a terrestrial biome of the World Wide Fund for Nature (WWF) biogeographical system, consisting of large expanses or complexes of flooded grasslands. These areas support numerous plants and animals adapted to the unique hydrologic regimes and soil conditions .
Oak savanna, California. An oak savanna is a type of savanna (or lightly forested grassland), where oaks (Quercus spp.) are the dominant trees. It is also generally characterized by an understory that is lush with grass and herb related plants. [1]
Spanning pine savannas, sandhills and montane forests, it includes many rare plant and animal species, and is one of the most biodiverse in North America. [1] Once one of the largest ecosystems in North America, from Virginia south to Florida and west to Texas, it now occupies less than a quarter of the original range.