Wildlife of Zanzibar evolved after the island became separated from the mainland at Tanzania consequent to a rise of the sea level at the end of the ice age. The laws applicable to the wildlife of Tanzania under the Tanzanian Wildlife Act also govern the flora and fauna of Zanzibar. Wild areas are protected in many reserves and Jozani Chwaka Bay National Park. The Zanzibar Forestry Development Project and Zanzibar Integrated Land Development Project are two important projects which address wildlife surveys and monitoring. The World Wildlife Fund (WWF) and IUCN are involved in many wildlife project related activities on the islands. The
Zanzibar in July. The main island of Zanzibar, Unguja, has a fauna reflecting its connection to the African mainland during the last Ice Age. Endemic mammals with continental relatives include the Zanzibar red colobus ("Procolobus kirkii"), one of Africa's rarest primates, with perhaps only 1,500 existing. Isolated on this island for at least 1,000 years, this colobus is recognized as a distinct species, with different coat patterns, calls, and food habits from related colobus species on the mainland. The Zanzibar red colobus lives in a wide variety of drier areas of coastal thickets and coral rag scrub, as well as mangrove