Proceedings of the Zoological Society of London, London, Academic Press, periodicals, zoology., A sloth is depicted climbing a slender tree branch, showcasing its distinctive features such as long limbs and a rounded face. The creature is nestled among lush foliage, emphasizing its natural habitat. Its fur appears textured, while a notable pattern on its back adds interest. The scene captures the calm demeanor of the sloth as it navigates its arboreal environment, embodying the essence of leisure and adaptability in the wild. The scientific name 'Arctopithecus flaccidus' is elegantly inscribed below, highlighting this particular species.