Savanna | African Grasslands, Wildlife & Climate | Britannica
WEBSep 16, 2024 · Savanna, vegetation type that grows under hot, seasonally dry climatic conditions and is characterized by an open tree canopy (i.e., scattered trees) above a continuous tall grass understory (the vegetation layer …
Savanna - Grassland, Climate, Animals | Britannica
WEBSep 16, 2024 · The savannas of Asia and tropical America, unlike those of Africa and Australia, are best considered as attenuated rainforests, their natural biotas having strong affinities with those of the wetter environments nearer the Equator in the same regions.
Savanna - Flora, Fauna, Ecology | Britannica
WEBSep 16, 2024 · Many birds and—especially in Africa—many mammals are seasonal migrants, occupying savannas during and immediately after the wet season when vegetation is lush and food abundant; they move elsewhere as the green parts of the plants disappear later in the dry season.
Savanna - Grasses, Trees, Shrubs | Britannica
WEBSep 16, 2024 · In the drier regions of East Africa, acacias (Acacia) and bushwillows (Combretum) are the most-common savanna trees, with thick-trunked baobabs (Adansonia digitata), sturdy palms (Borassus), or succulent species of spurge (Euphorbia) being conspicuous in some areas.
Africa - Climate, Regions, Variations | Britannica
WEB2 days ago · The tropical wet-and-dry region is often called the savanna climatic region; this implies, incorrectly, that all areas with savanna vegetation have this type of climate. This region covers a little less than half of the total surface area of the continent, extending toward the Equator from the semiarid areas.
Africa - Deserts, Savannas, Mountains | Britannica
WEB2 days ago · Africa - Deserts, Savannas, Mountains: The physiography of Africa is essentially a reflection of the geologic history and geology that is described in the previous section. The continent, composed largely of a vast rigid block of ancient rocks, has geologically young mountains at its extremities in the highlands of the Atlas Mountains in …
African bush elephant | Size, Habitat, & Facts | Britannica
WEBSep 27, 2024 · African bush elephant, (Loxodonta africana), one of two living species of African elephants (genus Loxodonta) and the largest of all living elephant species. The African bush elephant is also Earth’s largest living land animal, and it is one of the world’s most famous, being renowned globally for.
Africa - Sahel, Sahara, Coast | Britannica
WEB2 days ago · Africa - Sahel, Sahara, Coast: Western Africa contains a remarkable diversity of ethnic groups. It can be divided into two zones, the Sudanic savanna and the Guinea Coast. The savanna area stretches for some 3,000 miles (4,800 km) east to west along the southern Saharan borderland.
Africa | History, People, Countries, Regions, Map, & Facts | Britannica
WEB2 days ago · The northwestern part, which includes the Sahara (desert) and that part of North Africa known as the Maghrib, has two mountainous regions—the Atlas Mountains in northwestern Africa, which are believed to be part of a system that extends into southern Europe, and the Ahaggar (Hoggar) Mountains in the Sahara.
Location, History, Map, Countries, Animals, & Facts - Britannica
WEBSep 25, 2024 · Sahara, largest desert in the world. Filling nearly all of northern Africa, it measures approximately 3,000 miles (4,800 km) from east to west and between 800 to 1,200 miles from north to south and has a total area of some 3,320,000 square miles (8,600,000 square km).