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
Adele Island (Western Australia) of its status as a bird breeding sanctuary. Since then the Department of Environment and Conservation has embarked on a campaign to eradicate the island of the Polynesian Rats that are a constant threat to the native seabirds. An acetylene-powered lighthouse was built on the island in 1951 it was later upgraded to solar power in 1985. The island is classified by BirdLife International as an Important Bird Area for its seabirds and waders. As well as breeding cormorants and Australian pelicans, globally important bird species breeding or staging on the island are lesser frigatebird with 2000-5700 breeding pairs, brown