Clouded Leopards (ca. 1825) painting in high resolution by Jacques–Laurent Agasse. Original from The Yale University… https://www.rawpixel.com/image/3004877/free-illustration-image-leopard-landscape-paintingFree Image from public domain licenseFree arctic fox sitting on snow image, public domain animal CC0 photo. https://www.rawpixel.com/image/5924504/photo-image-background-public-domain-natureFree Image from public domain licenseGreen frog swimming in the water. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3282839/free-photo-image-png-animals-frogFree Image from public domain licenseFree mute swan on white background image, public domain animal CC0 photo. https://www.rawpixel.com/image/5924649/photo-image-background-white-public-domainFree Image from public domain licenseFails Leo illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own 1892 edition of… https://www.rawpixel.com/image/323761/free-illustration-image-lion-ancient-african-artFree Image from public domain licenseJ. D. Larkin & Co's "Boraxine," cheaper than soap. "Elite," an elegant toilet soap. (1882) chromolithograph. Original… https://www.rawpixel.com/image/10542080/image-art-vintage-cartoonFree Image from public domain licenseA mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original… https://www.rawpixel.com/image/434464/wild-mustang-horsesFree Image from public domain licenseFlamingos in Florida (1930–1945) chromolithograph. Original public domain image from Digital Commonwealth. Digitally… https://www.rawpixel.com/image/10546916/image-texture-palm-tree-plantFree Image from public domain licensePortrait of the Elephant 'Alam Guman (1640), vintage elephant illustration. Original public domain image from The MET… https://www.rawpixel.com/image/12230561/image-person-art-vintageFree Image from public domain licenseCissa Venatoria (1850–1883) print in high resolution by John Gould, Henry Constantine Richter and Charles Joseph… https://www.rawpixel.com/image/3152747/free-illustration-image-bird-vintage-floral-paintingFree Image from public domain licenseChimpangze (Troglodyte Chimpanze) illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own… https://www.rawpixel.com/image/323549/vintage-monkey-posterFree Image from public domain licenseHummingbird feeding on a flower. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3284073/free-photo-image-flower-bird-hummingbirdFree Image from public domain licenseTigre dans les jungles (Tiger in the Jungle) (1893) by Paul Ranson. Original public domain image from The Minneapolis… https://www.rawpixel.com/image/7660974/image-art-vintage-public-domainFree Image from public domain licensePainting of Lesser Flamingo (Phoenicopterus minor) (1919) animal art by C. G. Finch-Davies. Original public domain image… https://www.rawpixel.com/image/10543085/image-art-vintage-pinkFree Image from public domain licenseSumatran Tiger (2009) by Mehgan Murphy. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3060411/free-photo-image-tiger-forest-animalFree Image from public domain licenseAn elephant with ivory tusks walking next to a baby elephant in the wild. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3305755/free-photo-image-elephant-safari-animals-natureFree Image from public domain licensePeacock showing off to peahen, vintage animal painting by G.A. Audsley-Japanese illustration. Public domain image from our… https://www.rawpixel.com/image/10198791/image-flower-art-patternFree Image from public domain licenseGiant Panda (1985) by Jessie Cohen. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3059731/free-photo-image-animal-panda-treeFree Image from public domain licenseCommon kingfisher closeup. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3339426/free-photo-image-bird-creative-animal-zooFree Image from public domain license"Wash your hands before touching your eyes" (1941-1945), vintage raccoon poster illustration. Original public domain image… https://www.rawpixel.com/image/12229837/image-art-vintage-eyesFree Image from public domain licenseLess dangerous than careless talk. Don't discuss troop movements, ship sailings, war equipment (1944) chromolithograph art… https://www.rawpixel.com/image/9700568/image-arts-vintage-illustrationFree Image from public domain licenseRed-eyed Tree Frog (Agalychnis callidryas), photographed near Playa Jaco in Costa Rica (retouched version). Original public… https://www.rawpixel.com/image/3339343/free-photo-image-frog-tree-public-domainFree Image from public domain licenseMacro of a red parrot with blue eyes on a grassy backdrop. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3305676/free-photo-image-parrot-america-animalsFree Image from public domain licenseA Reclining Tiger (1866-1919) oil painting by Geza Vastagh. Original public domain image from Wikimedia Commons. Digitally… https://www.rawpixel.com/image/11493425/image-tiger-art-illustrationsFree Image from public domain licensePheasants (ca. 1730–1760) painting in high resolution by Aert Schouman. Original from The Rijksmuseum. Digitally… https://www.rawpixel.com/image/3797806/illustration-image-watercolor-artFree Image from public domain licenseTropicana. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3305711/free-photo-image-wings-black-tropical-wallpaperFree Image from public domain licenseGray and white tabby cat. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3286892/free-photo-image-cat-portrait-creative-commonsFree Image from public domain licenseVintage animal illustrations. Digitally enhanced from our own 1900 edition of The Great and Small Game of India, Burma, &… https://www.rawpixel.com/image/6188422/image-vintage-public-domain-artFree Image from public domain licenseTNHC Lepidoptera. A selection of Lepidoptera from the University of Texas Insect Collection. https://www.rawpixel.com/image/8720163/photo-image-public-domain-butterfly-animalFree Image from public domain licenseGiant Leaf–tailed Gecko (2010) by Smithsonian Institution. Original from Smithsonian's National Zoo. Digitally… https://www.rawpixel.com/image/3061720/free-photo-image-leaf-animal-lizardFree Image from public domain licenseFree cute chihuahua dog biting a shoe image, public domain animal CC0 photo. https://www.rawpixel.com/image/5921367/photo-image-background-public-domain-dogFree Image from public domain licenseHippopotamus (Hippopotame Amphibie) illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our… https://www.rawpixel.com/image/325047/free-illustration-image-hippopotamus-ancient-animalFree Image from public domain licenseBrown fox sitting on grass field. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3283814/free-photo-image-fox-bear-photographyFree Image from public domain licenseFree brown fluffy puppy on the beach image, public domain animal CC0 photo. https://www.rawpixel.com/image/5927229/photo-image-background-public-domain-dogFree Image from public domain licenseLowland Gorilla (2002) by Jessie Cohen. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3060636/free-photo-image-gorilla-animal-natureFree Image from public domain licenseBlue and Yellow Macaw (Ara ararauna) colored wood-engraved plate by Alexander Francis Lydon. Digitally enhanced from our own… https://www.rawpixel.com/image/10242923/image-parrots-captivity-alexander-francis-lydon-animalFree Image from public domain licenseBird perching on tree top, vintage Japanese animal painting by G.A. Audsley-Japanese illustration. Public domain image from… https://www.rawpixel.com/image/10196806/image-flower-plant-artFree Image from public domain licenseThaumalea Amherstiae (1850–1883) print in high resolution by John Gould and Henry Constantine Richter. Original from… https://www.rawpixel.com/image/3152746/free-illustration-image-bird-public-domain-vintage-drawingFree Image from public domain licenseZebra (1803) painting in high resolution by Jacques–Laurent Agasse. Original from The Yale University Art Gallery.… https://www.rawpixel.com/image/3003615/free-illustration-image-zebra-landscape-vintage-artFree Image from public domain licenseBird perching on tree top, vintage Japanese animal painting by G.A. Audsley-Japanese illustration. Public domain image from… https://www.rawpixel.com/image/10193050/image-flower-plant-personFree Image from public domain licenseLoxia Curvirostra, Linn (1862–1873) print in high resolution by John Gould and Henry Constantine Richter. Original… https://www.rawpixel.com/image/3149537/free-illustration-image-loxia-curvirostra-bird-public-domainFree Image from public domain licenseThree sarus crane flying in front of the moon, vintage painting by G.A. Audsley-Japanese illustration. Public domain image… https://www.rawpixel.com/image/10197606/image-moon-art-vintageFree Image from public domain licenseClose-up of a black Persian cat. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3286475/free-photo-image-animals-cat-public-domainFree Image from public domain licenseThree birds: a Long-tailed Tit, a Blue Tit and a Great Gray Shrike or Great Shrike (1756) painting in high resolution by… https://www.rawpixel.com/image/3797108/illustration-image-watercolor-artFree Image from public domain licenseThomas and Anita Roberson (both U.S. Army Vets) operate the Roberson Farm Tour in Fredericksburg, Virginia. The Robersons… https://www.rawpixel.com/image/3259465/free-photo-image-butterfly-flower-summerFree Image from public domain licenseBrown Bear (Ursus Arctos) illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own 1892… https://www.rawpixel.com/image/324328/free-illustration-image-bear-animals-vintageFree Image from public domain licenseRed and Blue Macaw (Ara macao) colored wood-engraved plate by Alexander Francis Lydon. Digitally enhanced from our own 1884… https://www.rawpixel.com/image/10200883/image-vintage-illustrationFree Image from public domain licenseA macro shot of a frog sitting in a green pond in Palmyra, New Jersey. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3284639/free-photo-image-green-water-natureFree Image from public domain licenseLady and the Tiger (1900) vintage painting by Frederick Stuart Church. Original public domain image from The Smithsonian… https://www.rawpixel.com/image/9758883/image-art-tiger-watercolorFree Image from public domain licenseA scenic shot of the clouds and sunset rising from the horizon above a Norwegian sea. Original public domain image from… https://www.rawpixel.com/image/3285646/free-photo-image-ocean-sky-sunsetFree Image from public domain licenseLittle arctic fox posing for a portrait. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3283855/free-photo-image-fox-wolf-eyeFree Image from public domain licenseA red fox prowls for voles, hidden beneath the snow, in Yellowstone National Park in the western U.S. state of Wyoming.… https://www.rawpixel.com/image/422046/fox-the-snowFree Image from public domain licenseFlorida Water, Murray & Lanman (1870–1900) chromolithograph art. Original public domain image from Digital… https://www.rawpixel.com/image/9700674/image-flowers-art-vintageFree Image from public domain licenseLeadbeater's Cockatoo (Lophochroa leadbeateri) colored wood-engraved plate by Alexander Francis Lydon. Digitally enhanced… https://www.rawpixel.com/image/10247062/image-plant-art-vintageFree Image from public domain licenseLittle Red Riding Hood (1919), vintage illustration by Elizabeth Tyler. Original public domain image from Digital… https://www.rawpixel.com/image/12230247/image-person-art-forestsFree Image from public domain licenseTwo pieces of Highland cattle. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3337584/free-photo-image-cow-wildlife-animalFree Image from public domain licenseOntwerp voor borduurwerk van bloemtakken en bladeren (c. 1914) by Atelier Martine and Paul Poiret https://www.rawpixel.com/image/13735533/image-paper-cartoon-flowerFree Image from public domain licenseOlive E. Whitney's bird (1861–1897), vintage illustration. Original public domain image from Digital Commonwealth.… https://www.rawpixel.com/image/9848768/image-flowers-plant-artFree Image from public domain licenseA frog standing on a mushroom feeding a wasp to a sleeping frog underneath him. Colour lithograph after E.M. https://www.rawpixel.com/image/13951032/image-cartoon-plant-personFree Image from public domain licenseA red fox prowls for voles, hidden beneath the snow, in Yellowstone National Park in the western U.S. state of Wyoming.… https://www.rawpixel.com/image/434437/fox-the-snowFree Image from public domain licenseHerd of sheep grazing in the evening. Original public domain image from Flickr https://www.rawpixel.com/image/4021581/photo-image-background-light-treeFree Image from public domain licenseJellyfish. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3286038/free-photo-image-jellyfish-creative-commons-animalFree Image from public domain licenseGreat Black Cockatoo (Probosciger aterrimus) colored wood-engraved plate by Alexander Francis Lydon. Digitally enhanced from… https://www.rawpixel.com/image/10237465/image-vintage-illustrationFree Image from public domain licenseHulk, a military working dog with the U.S. Air Force's 628th Security Forces Squadron, completes an obstacle course Sept.… https://www.rawpixel.com/image/3315381/free-photo-image-scary-red-light-trainFree Image from public domain licenseSnake coiled around a pine tree (1821) vintage woodblock prints by Keisai Eisen. Original public domain image from The Yale… https://www.rawpixel.com/image/7661140/image-art-vintage-treeFree Image from public domain licensePeruvian Paso (1837), vintage horse illustration by by Charles Hamilton Smith. Original public domain image from Yale Center… https://www.rawpixel.com/image/12230435/image-paper-texture-horse-artFree Image from public domain licenseFlamingo (1731–1743), vintage animal illustration by Mark Catesby. Original public domain image from The Minneapolis… https://www.rawpixel.com/image/12229960/image-art-watercolor-vintageFree Image from public domain licenseFrosty hydrangea. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3284497/free-photo-image-flower-hydrangea-winter-plantsFree Image from public domain licenseA leopard dangling its arms over a log. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3286824/free-photo-image-leopard-wild-animal-zooFree Image from public domain licenseA Iceland Arctic Fox in Winter. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3338000/free-photo-image-animal-arctic-fox-canineFree Image from public domain licenseCalosoma scrutatorTexas: Ellis Co.Midlothian, 5 mi S26-iv-1991coll. John C. Abbottdet. J.C. Abbottii-1993. https://www.rawpixel.com/image/8720194/photo-image-public-domain-green-animalFree Image from public domain licenseClose-up of several ponies nuzzling together. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3286729/free-photo-image-nature-animals-animalFree Image from public domain license