The woodland kingfisher (Halcyon senegalensis) is a tree kingfisher that is widely distributed in Africa south of the Sahara. The Swedish naturalist Carl Linnaeus included the woodland kingfisher with the binomial name Alcedo senegalensis in the twelfth edition of his Systema Naturae which was published in 1766. Linnaeus based his formal description on "Le Grand Martin-Pescher du Sénégal" that the French naturalist Mathurin Jacques Brisson had described and illustrated in 1760. The current genus Halcyon was introduced by the English naturalist and artist William Swainson in 1821, with the woodland kingfisher as the type species.
Three subspecies are recognised: This is a medium-sized kingfisher, 23 cm (9.1 in) in length. The adult has a bright blue back, wing panel and tail. Its head, neck and underparts are white, and its shoulders are black. The flight of the woodland kingfisher...