The side-striped chameleon or the two-lined chameleon, Trioceros bitaeniatus, is a chameleon native to Ethiopia, southern Sudan, Somalia, Kenya, Tanzania, Uganda, and the northeastern Democratic Republic of the Congo.In Kenya, the side-striped chameleon lives on Mount Kenya, Kilimanjaro, and in the Aberdare Range. They live in the Hagenia and Hypericum scrub in the timberline forest between 3000 and 4000 m.