Proceedings of the Zoological Society of London, London, Academic Press, periodicals, artis, zoology, Hirundo angolensis, Artis, Joseph Smith, The illustration features a Hirundo angolensis, a species of swallow. The bird is perched gracefully on a slender branch, showcasing its elongated body and distinct coloration. Its upper parts are adorned in shades of dark blue, while the throat and chest display a warm rust hue. The detailed rendering highlights the bird's sharp beak and striking eyes, evoking a sense of motion as it appears to be alert and poised. Surrounding the main figure are hints of smaller swallows in flight, adding to the lively atmosphere of the scene. The illustration is complemented by elegant botanical elements, enhancing the natural setting.