Amethyst (African black) sunbird
At a distance male appears all black, but at close range has a greenish iridescence on the forehead and a metallic purple throat. Species has no eclipse plumage.
Female could be confused with female Scarlet-chested Sunbird but has paler underparts, which are streaked rather than mottled.
Forest edge, woodland, savanna and suburban gardens..
A fast, twittering song.