A duck billed platypus (watermole). Colour lithograph after W. Kuhnert. https://www.rawpixel.com/image/13970018/duck-billed-platypus-watermole-colour-lithograph-after-kuhnertFree Image from public domain licenseAn ornithorhynchus (duck billed platypus). Coloured etching by J. F. Cazenave after A.C. Vauthier. https://www.rawpixel.com/image/13959767/image-cartoon-animal-public-domainFree Image from public domain licenseThirteen different mammals ranging from apes, rodents and marsupials to a whale. Coloured lithograph. https://www.rawpixel.com/image/13966683/image-dog-cat-cartoonFree Image from public domain licensePlatypus png sticker vintage wildlife illustration, transparent background. Free public domain CC0 image. https://www.rawpixel.com/image/6314571/png-vintage-public-domainFree PNG from public domain licensePng platypus clipart, transparent background. Free public domain CC0 image. https://www.rawpixel.com/image/10096198/png-cartoon-illustrationsFree PNG from public domain licensePlatypus png sticker, vintage animal illustration, transparent background. Free public domain CC0 image. https://www.rawpixel.com/image/6439748/png-vintage-public-domainFree PNG from public domain licenseDuck-billed platypus png illustration, transparent background. Free public domain CC0 image. https://www.rawpixel.com/image/7647137/png-vintage-cartoonFree PNG from public domain licenseDuck-billed platypus from Im australischen Busch und an den Küsten des Korallenmeeres. Reiseerlebnisse und Beobachtungen… https://www.rawpixel.com/image/562293/duck-billed-platypus-shade-drawingFree Image from public domain licensePlatypus drawing, wildlife vintage illustration. Free public domain CC0 image. https://www.rawpixel.com/image/6314812/image-vintage-public-domain-blackFree Image from public domain licensePlatypus drawing, vintage wildlife illustration vector. Free public domain CC0 image. https://www.rawpixel.com/image/6314995/vector-vintage-public-domain-blackFree Vector from public domain licenseDuck-billed platypus from Zoological lectures delivered at the Royal institution in the years 1806-7 illustrated by George… https://www.rawpixel.com/image/378070/free-illustration-image-duck-platypus-1800sFree Image from public domain licenseDuck-billed platypus from Adventures of a Gold-Digger (1856) published by John Sherer. Original from the British Library.… https://www.rawpixel.com/image/562508/duck-billed-platypus-shade-drawingFree Image from public domain licenseDuck-billed platypus from Adventures of a Gold-Digger (1856) published by John Sherer. Original from the British Library.… https://www.rawpixel.com/image/562384/duck-billed-platypus-shade-drawingFree Image from public domain licensePlatypus clipart, vintage animal illustration vector. Free public domain CC0 image. https://www.rawpixel.com/image/6440212/vector-vintage-public-domain-blackFree Vector from public domain licensePlatypus drawing, vintage wildlife illustration. Free public domain CC0 image. https://www.rawpixel.com/image/6439820/image-vintage-public-domain-blackFree Image from public domain licenseDuck-billed platypus from An Account of the English Colony in New South Wales (1804) published by David Collins. Original… https://www.rawpixel.com/image/573397/duck-billed-platypus-animalFree Image from public domain license