Double rainbows in a cloudy sky. Original public domain image from Flickr https://www.rawpixel.com/image/4021650/photo-image-background-cloud-rainbowFree Image from public domain licenseA man operating a grinding machine with the help of an ox. Watercolour painting by an Indian artist. https://www.rawpixel.com/image/13968987/image-cartoon-cow-personFree Image from public domain licenseAn antelope grazes in the Gravelly Mountain Range of Beaverhead-Deerlodge National Forest. https://www.rawpixel.com/image/3261340/free-photo-image-gazelle-animal-antelopeFree Image from public domain licenseLeopard clipart, animal illustration vector. Free public domain CC0 image. https://www.rawpixel.com/image/6864193/vector-sticker-public-domain-illustrationsFree Vector from public domain licenseA bull moose grazes near Georgetown Lake in Pintler Ranger District of Beaverhead-Deerlodge National Forest Montana… https://www.rawpixel.com/image/3261126/free-photo-image-moose-animal-antlerFree Image from public domain licenseCattle graze in a field outside of North English, Iowa, Sept. 13, 2017.USDA Photo by Preston Keres. Original public domain… https://www.rawpixel.com/image/3260932/free-photo-image-angus-animal-beefFree Image from public domain licenseTwo young elephants spar with each other on the savannah in the Mara Triangle, part of Kenya's wider Masai Mara ecosystem https://www.rawpixel.com/image/8811911/photo-image-public-domain-natures-landscapeFree Image from public domain licenseA turtle swimming at the Alexander Springs Recreation Area, Ocala National Forest, Florida. (Forest Service photo by Brandon… https://www.rawpixel.com/image/3391098/free-photo-image-coral-reef-ocean-turtleFree Image from public domain licenseKootznoowoo Wilderness, Admiralty Island, Tongass National Forest, Alaska. (Forest Service photo by Don MacDougall).… https://www.rawpixel.com/image/3391136/free-photo-image-nature-abies-alaskaFree Image from public domain licenseA herd of cattle with one orphan (brown and white) at Deerfield Farm, in Deerfield, Massachusetts, on October 18, 2019. USDA… https://www.rawpixel.com/image/3261063/free-photo-image-animal-calf-cattleFree Image from public domain licenseA standing brown bear in the Kootznoowoo Wilderness, Admiralty Island National Monument, Tongass National Forest, Alaska.… https://www.rawpixel.com/image/3391123/free-photo-image-alaska-animal-bearFree Image from public domain licenseCattle on a ranch near Soldiers Meadow Reservoir on Craig Mountain near Lewiston, Idaho. 5/24/2018 by Kirsten Strough.… https://www.rawpixel.com/image/3260233/free-photo-image-agriculture-animal-antelopeFree Image from public domain licenseDomestic short-haired cat with strap looking at camera. Original public domain image from Flickr https://www.rawpixel.com/image/3372548/free-photo-image-cat-abyssinian-animalFree Image from public domain licenseHolstein Friesian cattle, dairy livestock animal. Free public domain CC0 photo. https://www.rawpixel.com/image/6040483/photo-image-public-domain-nature-milkFree Image from public domain licenseEastern Screen Owl. Photo taken at Bird Fest on December 5, 2015. Original public domain image from Flickr https://www.rawpixel.com/image/3394483/free-photo-image-animal-beak-birdFree Image from public domain licenseMountain goat clip art, animal illustration. Free public domain CC0 image. https://www.rawpixel.com/image/6726268/image-public-domain-illustrations-beigeFree Image from public domain licenseMammoth clip art, extinct animal illustration. Free public domain CC0 image. https://www.rawpixel.com/image/6726318/image-public-domain-illustrations-freeFree Image from public domain licenseJellyfish, Phuket, Thailand. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3286263/free-photo-image-ocean-pollution-animalFree Image from public domain licenseSleeping fox sticker, animal cartoon illustration vector. Free public domain CC0 image. https://www.rawpixel.com/image/6535699/vector-sticker-public-domain-illustrationsFree Vector from public domain licenseTwee mannen naast een olifant met een stapel boeken op zijn rug (1800 - 1950) by anonymous https://www.rawpixel.com/image/13795532/image-paper-cartoon-faceFree Image from public domain licenseKop van een hond (1700 - 1800) by D Merrem and Frans Snijders https://www.rawpixel.com/image/13757946/kop-van-een-hond-1700-1800-merrem-and-frans-snijdersFree Image from public domain licenseLion clipart, animal illustration vector. Free public domain CC0 image. https://www.rawpixel.com/image/6864788/vector-sticker-public-domain-illustrationsFree Vector from public domain licenseCommon Clownfish (Amphiprion ocellaris) in their Magnificent Sea Anemone (Heteractis magnifica) home on the Great Barrier… https://www.rawpixel.com/image/3340586/free-photo-image-sea-anemon-animals-reefFree Image from public domain licenseCommon house fly, Musca domestica, on September 27, 2007, in Gainesville, FL. USDA/ARS photo by Stephen Ausmus. d1058-1.… https://www.rawpixel.com/image/3261611/free-photo-image-honey-bee-house-flyFree Image from public domain licenseA long-haired cat snuggling up to a dog. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3299633/free-photo-image-cat-tiger-angoraFree Image from public domain licenseHolstein Friesian cattle, dairy livestock animal. Free public domain CC0 photo. https://www.rawpixel.com/image/6039348/photo-image-public-domain-nature-milkFree Image from public domain licenseSmiling kitten clipart, animal cartoon illustration. Free public domain CC0 image. https://www.rawpixel.com/image/6483754/image-public-domain-pink-illustrationsFree Image from public domain licenseSmiling kitten clipart, animal cartoon illustration vector. Free public domain CC0 image. https://www.rawpixel.com/image/6484110/vector-sticker-public-domain-pinkFree Vector from public domain licenseSquirrel in the forest floor. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3305636/free-photo-image-nature-and-animals-animal-images-picturesFree Image from public domain licenseA light blue dragonfly circling in the air near a green tree. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3294397/free-photo-image-dragonfly-andalusie-animalFree Image from public domain licenseFree french bulldog with pride flag and treat image, public domain animal CC0 photo. https://www.rawpixel.com/image/5927986/photo-image-background-public-domain-pinkFree Image from public domain licenseFree french bulldog with pride flag and treat image, public domain animal CC0 photo. https://www.rawpixel.com/image/5919050/image-background-public-domain-pinkFree Image from public domain licenseA hunting party charging ahead with one rider barely able to control his horse. Chromolithograph after G. F. Mason. https://www.rawpixel.com/image/13958680/image-horse-cartoon-faceFree Image from public domain licenseA donkey and its suckling foal. Etching by C. G. Lewis after E. H. Landseer. https://www.rawpixel.com/image/14010316/donkey-and-its-suckling-foal-etching-lewis-after-landseerFree Image from public domain licenseZonder titel (schets liggend paard) (1935 - 1936) by Leo Gestel https://www.rawpixel.com/image/13737706/zonder-titel-schets-liggend-paard-1935-1936-leo-gestelFree Image from public domain licenseCinghiale. / Sanglier. / Wildschwein. / Keuler. / Wild boar. / Wildzwein (1879) by R Schulz and firma Joseph Scholz https://www.rawpixel.com/image/13731798/image-paper-cartoon-animalFree Image from public domain licenseTwee stapvoets lopende paarden, van opzij gezien (c. 1615) by Gerard ter Borch I and Antonio Tempesta https://www.rawpixel.com/image/13740222/image-paper-horse-cartoonFree Image from public domain licenseHorses and riders showing four different leaps in a steeplechase. Lithograph. https://www.rawpixel.com/image/13965370/horses-and-riders-showing-four-different-leaps-steeplechase-lithographFree Image from public domain licenseLiggend wild zwijn (c. 1700 - c. 1800) by anonymous and Jean Baptiste Oudry https://www.rawpixel.com/image/13786443/liggend-wild-zwijn-c-1700-1800-anonymous-and-jean-baptiste-oudryFree Image from public domain licenseTijger (c. 1820 - c. 1830) by P J Rommel, Eugène Verboeckhoven and Antoine Dewasme Plétinckx https://www.rawpixel.com/image/13779795/image-paper-cat-tigerFree Image from public domain licenseThree hunting dogs chasing a porcupine. Etching after A. Hondius, 1679. https://www.rawpixel.com/image/13953673/three-hunting-dogs-chasing-porcupine-etching-after-hondius-1679Free Image from public domain licenseBizon (1766 - 1774) by Christian Friedrich Fritzsch and G van den Heuvel https://www.rawpixel.com/image/13762007/bizon-1766-1774-christian-friedrich-fritzsch-and-van-den-heuvelFree Image from public domain licenseA race horse with jockey. Engraving by W. B. Scott after A. Cooper. https://www.rawpixel.com/image/13955989/race-horse-with-jockey-engraving-scott-after-cooperFree Image from public domain licenseA vegetable farmer has the panniers on his donkey loaded with vegetables. Coloured lithograph by La Sirena. https://www.rawpixel.com/image/13965137/image-horse-cartoon-faceFree Image from public domain licenseWild zwijn (c. 1850 - in or before 1870) by Joseph Zephyris Gengembre, François Delarue, François Delarue and Ernest Gambart https://www.rawpixel.com/image/13762778/image-dog-paper-artFree Image from public domain licenseVijf leeuwen en een leeuwin (1646) by Wenceslaus Hollar and Peter Paul Rubens https://www.rawpixel.com/image/13776490/vijf-leeuwen-een-leeuwin-1646-wenceslaus-hollar-and-peter-paul-rubensFree Image from public domain licenseTwee zittende en vier staande jachthonden (1646) by Wenceslaus Hollar https://www.rawpixel.com/image/13776817/twee-zittende-vier-staande-jachthonden-1646-wenceslaus-hollarFree Image from public domain licenseStaand paard, naar links (1867 - 1923) by George Hendrik Breitner and Schmidt graveur https://www.rawpixel.com/image/13790857/image-paper-horse-cartoonFree Image from public domain licenseLeeuw kijkt omhoog (1729) by Bernard Picart, Bernard Picart and Bernard Picart https://www.rawpixel.com/image/13783547/leeuw-kijkt-omhoog-1729-bernard-picart-bernard-picart-and-bernard-picartFree Image from public domain license