Flag of Zanzibar yellow cloves was added to the flag. On 12 January 1964, John Okello overthrew the Sultan of Zanzibar and adopted a black-yellow-blue tricolour as the flag of the People's Republic of Zanzibar and Pemba. On 29 January, the country's flag was changed to a blue-black-green tricolour with a thin white stripe at the hoist. This design, which was based on the flag of the Afro-Shirazi Party, was the longest-lived of the post-independence flags and eventually formed the basis for the current flag. On 26 April 1964, Zanzibar united with Tanganyika to form the new country of Tanzania and Zanzibar's old
Wildlife of Zanzibar lives on clove trees. Turaco ("Tauraco fischeri"), found in forests of the Misali Island, is a unique tropical bird with plumage resembling tribal war paint. The islands of Zanzibar have a large number of butterflies. Pete village, has the Zanzibar Butterfly Centre (ZBC), which was established in 2008. At this centre, local butter fly species are farmed for which training on the knowledge of their botanical and natural habitats are provided to a large number of farmers. This enables farmers to have additional avenues for income generation. The farmers have also established a "Farmers Council" to interact and disseminate the