The Return of the Prodigal Son (1667–1670) by Bartolomé Esteban Murillo. https://www.rawpixel.com/image/8229958/image-art-vintage-public-domainFree Image from public domain licenseLambs of Arnside. Original public domain image from Flickr https://www.rawpixel.com/image/4026483/photo-image-dog-animalView licenseAdult female Phidippus johnsoni jumping spider. Found at China Camp State Park, California. Original public domain image… https://www.rawpixel.com/image/3339374/free-photo-image-tarantula-animal-arachnidFree Image from public domain licenseNgorongoro Crater, Tanzania. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3305564/free-photo-image-zebra-animal-zebraFree Image from public domain licenseFull body portrait of a 4-month old F1 Savannah cat. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3339436/free-photo-image-savannah-cat-abyssinian-animalFree Image from public domain licenseLion Face shooting. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3340550/free-photo-image-lion-public-domain-animal-cc0Free Image from public domain licenseA thoughtful black-and-white photo of a giraffe's head. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3282590/free-photo-image-animal-creative-commonsFree Image from public domain licenseHead of a horse in profile, with raised sores near his nostrils and his mouth. Watercolour by Henri Loubat. https://www.rawpixel.com/image/13959791/image-horse-cartoon-artFree Image from public domain licenseTwo orange tigers sitting beside each other. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3337642/free-photo-image-tiger-animal-cc0Free Image from public domain licenseBruna urso flaras la aeron. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3282208/free-photo-image-bear-animal-faceFree Image from public domain license