Geography of Africa in the lake of organisms of a decidedly marine type. They include jellyfish, molluscs, prawns, crabs, etc. With the exception of Madagascar, the African islands are small. Madagascar, with an area of , is, after Greenland, New Guinea and Borneo, the fourth largest island on the Earth. It lies in the Indian Ocean, off the S.E. coast of the continent, from which it is separated by the deep Mozambique channel, wide at its narrowest point. Madagascar in its general structure, as in flora and fauna, forms a connecting link between Africa and southern Asia. East of Madagascar are the small
Steep Island, Australia snakes have been introduced to the island and pose a threat to breeding seabirds. Steep Island, Australia Steep Island, also known as Steep Head, is a 21.6 ha island in Bass Strait in south-eastern Australia. It is part of Tasmania’s Hunter Island Group and lies between north-west Tasmania and King Island. It was once used for grazing sheep but title has been transferred to the Tasmanian Aboriginal community; with an estimated 250,000 shearwater burrows present, it is principally used for muttonbirding. The island forms part of the Hunter Island Group Important Bird Area. Breeding seabirds and shorebirds include little penguin,