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
Boatswain Bird Island feral cat eradication program, alongside a rat eradication program, to encourage the birds back to the main island. The island has been identified as an Important Bird Area (IBA) by BirdLife International as a breeding site for seabirds. Birds for which the IBA is significant include Madeiran storm petrels (1500 breeding pairs), red-billed tropicbirds (500 pairs), white-tailed tropicbirds (1000 pairs), Ascension frigatebirds (6000 pairs), masked boobies (1300 pairs) and black noddies (5000 pairs). Boatswain Bird Island Boatswain Bird Island, also spelt Boatswainbird Island, is a small island some 270 m off the east coast of Ascension Island in the South