At 2.78 million square kilometres, what is the largest country in Africa?
Arab world populous) part of the Arab World is North Africa. Its eight million square kilometers include two of the largest countries of the African continent, Algeria (2.4 million km) in the center of the region and Sudan (1.9 million km) in the southeast. Algeria is about three-quarters the size of India, or about one-and-a-half times the size of Alaska, the largest state in the United States. The largest country in the Arab Middle East is Saudi Arabia (2 million km). At the other extreme, the smallest autonomous mainland Arab country in North Africa and the Middle East is Lebanon (10,452 km),
Largest organisms namadicus" may have been the largest land mammal ever, based on extensive research of fragmentary leg bone fossils from one individual, with a maximum estimated size of 22 tonnes. The Permian era "Cotylorhynchus", from what is now the southern United States, probably was the largest of all synapsids (most of which became extinct 250 million years ago), at and 2 tonnes. The largest carnivorous synapsid was "Anteosaurus" from what is now South Africa during Middle Permian era. "Anteosaurus" was long, and weighed about . The largest living reptile, a representative of the order Crocodilia, is the saltwater crocodile ("Crocodylus porosus")