Nothing prepares you for the call of the indri — a whale-song wail that carries for kilometres through Andasibe's misty forest, three hours east of Antananarivo. The largest living lemur shares these reserves with sifakas, chameleons the size of a fingernail and leaf-tailed geckos doing their best impression of bark. Hire a local guide at the park gate and take the night walk: half of Madagascar only appears after dark.
Featured in Ten wild tropical trips for animal lovers · Tropical