Skeleton of a man, a woman from the Akka tribe and a gorilla (provided by the hunter-naturalist Paul Du Chaillu), displayed… https://www.rawpixel.com/image/13951473/photo-image-person-art-skeletonFree Image from public domain licenseA man in Africa sitting imprisoned on the ground, with his hands and feet locked into holes made in cut-down tree trunks.… https://www.rawpixel.com/image/13966732/image-hands-person-treeFree Image from public domain licenseLord Derby's scaly-tailed squirrel from Voyages et Aventures Dans l'Afrique équatoriale (1863) published by Paul Belloni Du… https://www.rawpixel.com/image/562351/scaly-tailed-squirrel-shade-drawingFree Image from public domain licenseLord Derby's scaly-tailed squirrel from Voyages et Aventures Dans l'Afrique équatoriale (1863) published by Paul Belloni Du… https://www.rawpixel.com/image/562352/scaly-tailed-squirrel-shade-drawingFree Image from public domain licenseDrawing of Lord Derby's scaly-tailed squirrel https://www.rawpixel.com/image/562309/scaly-tailed-squirrel-shade-drawingView licensePNG Drawing of Lord Derby's scaly-tailed squirrel, transparent background https://www.rawpixel.com/image/562291/png-drawing-lord-derbys-scaly-tailed-squirrel-transparent-backgroundView licensePNG Drawing of Lord Derby's scaly-tailed squirrel, transparent background https://www.rawpixel.com/image/562436/png-drawing-lord-derbys-scaly-tailed-squirrel-transparent-backgroundView licenseDrawing of Lord Derby's scaly-tailed squirrel https://www.rawpixel.com/image/562367/scaly-tailed-squirrel-shade-drawingView licenseDrawing of Lord Derby's scaly-tailed squirrel https://www.rawpixel.com/image/562502/scaly-tailed-squirrel-shade-drawingView licenseDrawing of Lord Derby's scaly-tailed squirrel https://www.rawpixel.com/image/562346/scaly-tailed-squirrel-shade-drawingView license