Horus Swift

The Horus swift (Apus horus) is a small bird in the swift family Apodidae that is found in sub-Saharan Africa. Horus, whose name this bird commemorates, was the ancient Egyptian god of the sun, son of Osiris and Isis. == Taxonomy == The Horus swift was formally described in 1869 by the German explorer and ornithologist Theodor von Heuglin under the binomial name Cypselus horus. The specific epithet is from Ancient Egyptian mythology: Horus was the god of the sun. This species is now one of 20 swifts placed in the genus Apus that was introduced in 1777 by the Italian naturalist Giovanni Antonio Scopoli. The species is treated as monotypic. The subspecies A. h. fuscobrunneus and A. h. toulsoni were formerly recognised but are now considered to be colour morphs of the nominate form. == Description == The Horus swift is 13–15 cm (5.1–5.9 in) long and quite bulky. It appears entirely blackish except for a white patch on the chin and a white rump. It has a medium length forked tail. It has a fluttering flight like little swift. The little swift has a square tail, and more extensive white on the rump than Horus, and white-rumped swift…