Cover of A history of the earth and animated nature (1820) by Oliver Goldsmith (1730-1774). Digitally enhanced from our own… https://www.rawpixel.com/image/411844/free-illustration-image-lion-tiger-animalsFree Image from public domain licenseGiraffe couple at The Montgomery Zoo in Oak Park. Original image from Carol M. Highsmith’s America, Library of… https://www.rawpixel.com/image/433801/giraffe-coupleFree Image from public domain licenseTiger in a Cave (ca. 1814) painting in high resolution by Jacques–Laurent Agasse. Original from The Yale University… https://www.rawpixel.com/image/3004521/free-illustration-image-landscape-vintage-animalFree Image from public domain licenseGroup of Whelps Bred between a Lion and a Tigress (1825) painting in high resolution by Jacques–Laurent Agasse.… https://www.rawpixel.com/image/3004810/free-illustration-image-tiger-lion-victorianFree Image from public domain licenseVisit the zoo (1936) vintage poster by Federal Art Project, W.P.A., Original public domain image from the Library of… https://www.rawpixel.com/image/8628555/image-art-public-domain-blueFree Image from public domain licenseAn up-close look at a giraffe at the Gladys Porter Zoo in Brownsville, Texas. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/422043/free-photo-image-giraffe-zoos-animalFree Image from public domain licenseThe Majestic and Graceful Giraffes, or Cameleopards, with some Rare Animals of the Gazelle Species (1838) by Edward Williams… https://www.rawpixel.com/image/2041094/the-majestic-and-graceful-giraffesFree Image from public domain licenseChimpanzee at the North Carolina Zoological Park in Asheboro, North Carolina. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/434568/free-photo-image-monkey-jungle-treeFree Image from public domain licenseLions at The Montgomery Zoo in Oak Park. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/433800/lion-the-montgomery-zooFree Image from public domain licenseInformation - Brookfield Zoo (1936) poster by Waltrip. Original public domain image from Library of Congress. Digitally… https://www.rawpixel.com/image/8854499/image-vintage-illustration-greenFree Image from public domain licenseAmerican Flamingo (2009) by Mehgan Murphy. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3061643/free-photo-image-art-flamingo-birdFree Image from public domain licenseAfrican Lion (2011) by Mehgan Murphy. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3060356/free-photo-image-lion-animal-forestFree Image from public domain licenseGiant pandas, the star attraction at the Smithsonian Institution's National Zoo. Original image from Carol M.… https://www.rawpixel.com/image/421952/two-pandasFree Image from public domain licenseAlphabet and numbers (1700-1899) by anonymous. Original from The Rijksmuseum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/843242/vintage-educational-posterFree Image from public domain licenseGiraffe at The Montgomery Zoo in Oak Park. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/433805/free-photo-image-giraffe-animal-zooFree Image from public domain licenseAsiatic elephant (Elephas maximus) indicus illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from… https://www.rawpixel.com/image/324454/vintage-elephant-posterFree 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 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 licenseJaguar (Panthera Onca) illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own 1892… https://www.rawpixel.com/image/323960/free-illustration-image-tiger-jaguar-catFree Image from public domain licenseVisit the zoo poster background, animal illustration. Free public domain CC0 image. https://www.rawpixel.com/image/6446668/image-background-vintage-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 licenseAn American grizzly bear at the Cheyenne Mountain Zoo in Colorado Springs, Colorado. Original image from Carol M.… https://www.rawpixel.com/image/434355/free-photo-image-bear-zoo-animalFree 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 licenseBrown Kiwi (2010) by Smithsonian Institution. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3061718/free-photo-image-kiwi-animal-birdFree Image from public domain licenseAlpaca (2009) by Mehgan Murphy. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3061642/free-photo-image-alpaca-animal-forestFree Image from public domain licenseDesktop wallpaper, black and white giraffe HD animal image. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3864443/image-background-wallpaper-bannerFree Image from public domain licenseOrangutan at the Cincinnati Zoo and Botanical Garden. Original image from Carol M. Highsmith’s America, Library of… https://www.rawpixel.com/image/422082/free-photo-image-orangutan-zoo-apeFree Image from public domain license A pink pig and pumpkins at the Jubilee Zoo, a petting zoo and farmstead play area for children, just… https://www.rawpixel.com/image/8068244/photo-image-plant-grass-treeFree Image from public domain licenseTwo lionesses are less than excited about their chance to star in a photo shoot at the Santa Barbara, California, zoo.… https://www.rawpixel.com/image/434183/free-photo-image-zoo-animal-photographyFree Image from public domain licenseSketch of a cat (1812) by Jean Bernard (1775-1883). Original from The Rijksmuseum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/481515/free-illustration-image-cat-animals-drawingFree Image from public domain license A giraffe strolls at the Hedrick Exotic Animal Farm, which doubles as a bed-and-breakfast inn from… https://www.rawpixel.com/image/8064079/photo-image-plant-tree-skyFree Image from public domain license Rattlesnake Jake's Gift Shop in Keystone, a tiny South Dakota tourist town near the Mount Rushmore… https://www.rawpixel.com/image/8067236/photo-image-face-plant-personFree 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 licenseRolled up lying sleeping cat (1825) by Jean Bernard (1775-1883). Original from The Rijksmuseum. Digitally enhanced by… https://www.rawpixel.com/image/481548/free-illustration-image-cat-vintage-animalsFree Image from public domain license This is an unusual "three-fer" if you like animals rarely seen outside zoos in America: a giraffe, a… https://www.rawpixel.com/image/8039899/photo-image-plant-bird-skyFree Image from public domain license An elephant in a carefully designed, and quite realistic, environment at the St. Louis Zoo… https://www.rawpixel.com/image/8070987/photo-image-plant-tree-elephantFree Image from public domain license A white-faced saki, an energetic monkey species native to South America (sakis can bound up to 30… https://www.rawpixel.com/image/8070193/photo-image-border-plant-treeFree Image from public domain license Unusual goods for sale line the street outside the Coyote Traders antique-and-collectibles store on… https://www.rawpixel.com/image/8068470/photo-image-border-plant-personFree Image from public domain license All sorts of creature figures, including a prehistoric horned triceratops (foreground) overlook the… https://www.rawpixel.com/image/8064444/photo-image-plant-grass-artFree Image from public domain license Bald eagles (which are not bald) at the Red River Zoo, a nonprofit zoological park that opened in… https://www.rawpixel.com/image/8042406/photo-image-border-plant-treeFree Image from public domain license A red fox dozes at the Tallahassee Museum, a history, nature, and wildlife museum in Tallahassee… https://www.rawpixel.com/image/8070084/photo-image-dog-plant-grassFree Image from public domain license Two species with elaborate markings, a giraffe and a zebra, share space at the Hedrick Exotic Animal… https://www.rawpixel.com/image/8039999/photo-image-plant-space-treeFree Image from public domain license A white-faced saki, an energetic monkey species native to South America (sakis can bound up to 30… https://www.rawpixel.com/image/8104877/photo-image-border-animal-public-domainFree Image from public domain license The connection between this creature and a golf attraction is unclear in Gatlinburg, a small city in… https://www.rawpixel.com/image/8043009/photo-image-plant-person-mountainsFree Image from public domain license Keepers at the Sedgwick County Zoo in Wichita, Kansas, were surprised when their rare female black… https://www.rawpixel.com/image/8039837/photo-image-elephant-animal-public-domainFree Image from public domain license Entrance to the Lincoln Children's Zoo in Lincoln, the capital city of the midwest-U.S. state of… https://www.rawpixel.com/image/8068321/photo-image-tree-sky-animalFree Image from public domain license Metal-art dinosaurs displayed outside the Casa Cristal Pottery home-and-garden roadside store near… https://www.rawpixel.com/image/8060792/photo-image-horse-plant-treeFree Image from public domain license A South American rodent rests at the Jubilee Zoo, a petting zoo and farmstead play area for… https://www.rawpixel.com/image/8047693/photo-image-plant-grass-capybaraFree Image from public domain licenseZebra (1763) painting in high resolution by George Stubbs. Original from The Yale University Art Gallery. Digitally enhanced… https://www.rawpixel.com/image/3819803/illustration-image-tree-art-patternFree Image from public domain licenseCommon kingfisher in Japan. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3339414/free-photo-image-kingfisher-animal-natureFree Image from public domain licenseCheetah (2014) by Ronda Gregorio. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3060053/free-photo-image-animal-cheetah-wildlifeFree 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 licenseClouded 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 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 licenseWolf png, wild animal clipart, transparent background. Free public domain CC0 graphic https://www.rawpixel.com/image/6257185/png-sticker-vintageFree PNG from public domain licenseLion png, vintage animal clipart, transparent background. Free public domain CC0 graphic https://www.rawpixel.com/image/6258268/png-sticker-vintageFree PNG 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 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 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 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 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 licensePNG jumping tiger, vintage animal clipart, transparent background. Free public domain CC0 graphic https://www.rawpixel.com/image/6261772/png-sticker-vintageFree PNG from public domain licenseMacro of a parrot with vibrant blue, yellow and green colors cocking its head to the side. Original public domain image from… https://www.rawpixel.com/image/3282449/free-photo-image-birds-parrot-animalFree Image from public domain licenseCurious gorilla sitting alone smiles. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3305423/free-photo-image-smile-monkey-animal-faceFree Image from public domain licenseGray Wolf (2012) by Brittany Steff. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3062723/free-photo-image-wolf-background-animalFree Image from public domain licenseTiger png, wild animal clipart, transparent background. Free public domain CC0 graphic https://www.rawpixel.com/image/6258161/png-sticker-vintageFree PNG from public domain licenseRed Siskin (2016). Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3060401/free-photo-image-bird-animal-zooFree Image from public domain licenseCute red panda background, wildlife image. Free public domain CC0 photo. https://www.rawpixel.com/image/6032548/photo-image-background-public-domain-natureFree Image from public domain licensePNG rabbit, animal character clipart, transparent background. Free public domain CC0 graphic https://www.rawpixel.com/image/6259165/png-sticker-vintageFree PNG from public domain licenseNoah's Ark (1882) old religious illustration. Original public domain image from the Library of Congress. Digitally enhanced… https://www.rawpixel.com/image/10103655/image-cow-plant-personFree Image from public domain licenseSnow leopard png, wild animal clipart, transparent background. Free public domain CC0 graphic https://www.rawpixel.com/image/6257258/png-sticker-vintageFree PNG from public domain licenseTwo-toed Sloth (2018) by Stan Bysshe. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3061683/free-photo-image-animal-forest-design-resourceFree Image from public domain licenseAmerican Bison (2011) by Joe Alderman. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3060265/free-photo-image-forest-animalFree Image from public domain licenseAmerican flamingo (Phoenicopterus ruber) in São Paulo Zoo. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3339306/free-photo-image-animal-zoo-public-domainFree Image from public domain licenseA leopard hiding behind a bush. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3286945/free-photo-image-animal-south-africa-animals-images-picturesFree Image from public domain licenseTwo lions snuggling up to each other in Zoo Parc Overloon. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3286857/free-photo-image-lion-animal-zooFree Image from public domain licenseElephant and clown (1889) etching by Henri Charles Guérard. Original public domain image from the Cleveland Museum of… https://www.rawpixel.com/image/8544147/image-aesthetic-art-vintageFree Image from public domain licenseThe King Penguin is very large compared to other species. It is the second largest of them all. Full grown, they can be up… https://www.rawpixel.com/image/4021278/photo-image-background-bird-natureFree Image from public domain licenseA head and upper body shot of a vividly colorful parrot. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3282712/free-photo-image-bird-parrot-macawFree Image from public domain licenseZoological Society of London: a black panther. Coloured etching by H. Canton after W. Panormo. https://www.rawpixel.com/image/13951917/image-art-animal-public-domainFree Image from public domain license