Stonecrop (Sedum album): flowering plant and floral segments. Coloured engraving after J. Sowerby, 1806. https://www.rawpixel.com/image/14012339/image-flower-plant-artFree Image from public domain licenseElephant shelter, wild animal background. Free public domain CC0 photo. https://www.rawpixel.com/image/6201555/photo-image-background-public-domain-natureFree Image from public domain licenseŠkocjan.. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3295277/free-photo-image-andalusian-horse-animal-apparelFree Image from public domain licenseLandschap met wilde eend (1659) by Albert Flamen, Jacques van Merlen and Lodewijk XIV koning van Frankrijk https://www.rawpixel.com/image/13761028/image-paper-cartoon-grassFree Image from public domain licenseThe female orphan asylum, Westminster Bridge Road, Lambeth. Engraving. https://www.rawpixel.com/image/13984965/the-female-orphan-asylum-westminster-bridge-road-lambeth-engravingFree Image from public domain licenseA wild boar lies tied by its rear feet next to an open tavern door. Etching by Rembrandt, ca 1645. https://www.rawpixel.com/image/13988125/image-paper-cartoon-faceFree Image from public domain licenseA menagerie with a stag at a watering place and foxes, hares, deer and a wild boar in the background. Etching by J.E.… https://www.rawpixel.com/image/14007263/image-background-dog-paperFree Image from public domain license