This is a list of the mammal species recorded in Zanzibar. These are the mammal species in Zanzibar and Pemba islands of eastern coast of Tanzania Archipelago. The first detailed work on mammalian diversity of these two islands was done from 1942 to 1983. Out of 53 mammals found in Zanzibar, 17 species are found only in Zanzibar islands, whereas 6 species are restricted to Pemba Island and 17 others found in both islands. Seven introduced species such as mongooses, pigs and rat species are also abundant. The mammals restricted only to Pemba Island are highlighted by P.