Jozani Forest, home to the famed Red Colobus monkey that can only be seen in Zanzibar, is a worthwhile excursion for all. Visit Zanzibar's rainforest on a guided tour, where you'll learn about the island's distinctive wildlife, flora and fauna, take a walk through the mangroves. and, optionally, visit the turtle sanctuary. Finish your tour with an optional visit to the turtle sanctuary and Zanzibar Butterfly Centre, which protects a variety of native butterflies. Entrance to both the turtle sanctuary and butterfly centre are an additional cost.