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
Wildlife of Zanzibar Island), to the northwest of Stone Town, has coral rag forests. It is home to the giant tortoises called "changuu" in Kishwahili language, from which the island gets its name. The island is approachable by boat from Forodhani, the main port of Zanzibar. In the past, Arab slave traders used this island to keep troublesome slaves of the African mainland for auctioning in Zanzibar’s slave market. Even though it is called a Prison Island, in fact there was no prison at any time but only a yellow fever quarantine camp or slave transit camp existed here. A trail behind this