Horses grazing on green grass, June 1992. Original public domain image from Flickr https://www.rawpixel.com/image/3335046/free-photo-image-horse-stable-grass-agricultureFree Image from public domain license
Free close up brown cow's face with harness image, public domain animal CC0 photo. https://www.rawpixel.com/image/5926684/photo-image-background-face-public-domainFree Image from public domain license
A caterpillar feeds on a leaf near Stoney Cabin in the Pintler Ranger District of Beaverhead-Deerlodge National Forest… https://www.rawpixel.com/image/3261140/free-photo-image-andrena-animal-apidaeFree Image from public domain license
Free 2 black horses running in water image, public domain animal CC0 photo. https://www.rawpixel.com/image/5922738/photo-image-background-public-domain-oceanFree Image from public domain license
Bee on radish bloom in cover crop mix. September 2013. Fallon County, MT. Original public domain image from Flickr https://www.rawpixel.com/image/3335147/free-photo-image-andrena-anemone-animalFree Image from public domain license
Harvesting hay with a team of horses, Big Timber Field Office.. Original public domain image from Flickr https://www.rawpixel.com/image/3336176/free-photo-image-horse-agronomy-animalFree Image from public domain license
Alexander Springs Recreation Area, Ocala National Forest, Florida. (Forest Service photo by Brandon Fair). Original public… https://www.rawpixel.com/image/3391090/free-photo-image-algae-animal-aquaticFree Image from public domain license
Chicken clipart, farm animal illustration vector. Free public domain CC0 image. https://www.rawpixel.com/image/6489851/vector-sticker-public-domain-illustrationsFree Vector from public domain license
Gaboon Viper (2016) by Chris Wellner. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3060364/free-photo-image-amazing-animal-artFree Image from public domain license
Sea anemones are a group of water-dwelling, predatory animals of the order Actiniaria. They are named for the anemone, a… https://www.rawpixel.com/image/4025097/photo-image-ocean-nature-seaFree Image from public domain license
Cute furry kitten lying on white bed. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3300674/free-photo-image-kitten-cat-animalFree Image from public domain license
An adorable donkey in a field in Fannin County, Texas. Original image from Carol M. Highsmith’s America, Library of… https://www.rawpixel.com/image/3094559/free-photo-image-animal-america-carol-highsmithFree Image from public domain license
A green-eyed tabby cat sticking out its tongue. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3302766/free-photo-image-cat-kitten-abyssinianFree Image from public domain license
Hardin Ridge Recreation Area. Turtle crossing the road. Hoosier National Forest, Indiana. Original public domain image from… https://www.rawpixel.com/image/3391155/free-photo-image-animal-automobile-box-turtleFree Image from public domain license
Matamata (2007) by Smithsonian Institution. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3060875/free-photo-image-amazing-animalFree Image from public domain license
Microscopische opname van een kippenluis, 25 keer vergroot (1887 - 1888) by Marinus Pieter Filbri https://www.rawpixel.com/image/13732383/photo-image-paper-circle-animalFree Image from public domain license
Camel rider clipart, vintage desert illustration. Free public domain CC0 image. https://www.rawpixel.com/image/6535808/image-vintage-public-domain-personFree Image from public domain license
A brown moth with its wings folded sitting on a flower bud. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3304356/free-photo-image-abies-andrena-animalFree Image from public domain license
Kussenovertrek met het stadswapen van Rotterdam (1692) by anonymous https://www.rawpixel.com/image/13747725/kussenovertrek-met-het-stadswapen-van-rotterdam-1692-anonymousFree Image from public domain license
Tiger clipart, wild animal illustration vector. Free public domain CC0 image. https://www.rawpixel.com/image/6754167/vector-public-domain-tiger-illustrationsFree Vector from public domain license
Golden retriever puppy sitting in grass field. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3299566/free-photo-image-dog-animal-canineFree Image from public domain license
Grizzly bear clipart, animal illustration. Free public domain CC0 image. https://www.rawpixel.com/image/6468165/image-public-domain-illustrations-freeFree Image from public domain license
A tricolored bumblebee on goldenrod, Superior National Forest, Minnesota. Original public domain image from Flickr https://www.rawpixel.com/image/3391157/free-photo-image-andrena-animal-apidaeFree Image from public domain license
A Chinese man with a boar on a lead. Ink drawing, China, 18--. https://www.rawpixel.com/image/13975629/chinese-man-with-boar-lead-ink-drawing-china-18Free Image from public domain license
A deer on the Tofte Ranger District on the Superior National Forest, Minnesota. (Forest Service photo by Ryan Pennesi).… https://www.rawpixel.com/image/3390986/free-photo-image-animal-antelope-cc0Free Image from public domain license
Dr. Faust in zijn studeervertrek (1610 - 1660) by Adriaen Matham https://www.rawpixel.com/image/13792034/dr-faust-zijn-studeervertrek-1610-1660-adriaen-mathamFree Image from public domain license
A bespectacled monkey dressed as human is teaching a class room full of dogs musical scales. Etching by Z. Notermann. https://www.rawpixel.com/image/14010612/image-dog-horse-cartoonFree Image from public domain license
Baby tiger clipart, animal illustration. Free public domain CC0 image. https://www.rawpixel.com/image/6436988/image-public-domain-tiger-illustrationsFree Image from public domain license
Monarch butterfly clipart, insect illustration. Free public domain CC0 image. https://www.rawpixel.com/image/6525318/image-public-domain-butterfly-blackFree Image from public domain license
Kootznoowoo Wilderness, Admiralty Island, Tongass National Forest, Alaska. (Forest Service photo by Don MacDougall).… https://www.rawpixel.com/image/3391019/free-photo-image-alaska-animal-bearFree Image from public domain license
White cat with black spots lying on backrest of a couch. Original public domain image from Flickr https://www.rawpixel.com/image/3372495/free-photo-image-siberian-cat-abyssinian-angoraFree Image from public domain license
Franjeworm en een ribkwalletje (1778) by Robbert Muys and P M Brasser https://www.rawpixel.com/image/13764182/franjeworm-een-ribkwalletje-1778-robbert-muys-and-brasserFree Image from public domain license
A female leopard is illuminated by a spotlight during a night-time game drive in Naboisho Conservancy bordering the Masai… https://www.rawpixel.com/image/8811989/photo-image-background-public-domain-blackFree Image from public domain license
Cow clipart, farm animal illustration vector. Free public domain CC0 image. https://www.rawpixel.com/image/6489865/vector-sticker-public-domain-illustrationsFree Vector from public domain license
Cute Llama in a field. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally… https://www.rawpixel.com/image/3095386/free-photo-image-farm-animal-americaFree Image from public domain license
A woman hugging husky with mountain background. Original public domain image from Flickr https://www.rawpixel.com/image/3309995/free-photo-image-dog-animal-canineFree Image from public domain license
Elephant badge collage element illustration vector. Free public domain CC0 image. https://www.rawpixel.com/image/7576652/vector-public-domain-black-circleFree Vector from public domain license
A Hybrid striped bass, also known as sunshine bass rest on ice to preserve freshness. USDA photo by Peggy Greb. Original… https://www.rawpixel.com/image/3260207/free-photo-image-animal-ars-bassFree Image from public domain license
Cattle feeding on grass, livestock animal image. Free public domain CC0 photo. https://www.rawpixel.com/image/6039283/photo-image-public-domain-nature-freeFree Image from public domain license
White dog. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3286431/free-photo-image-dog-labrador-retriever-labradorFree Image from public domain license
This beagle signals that a piece of luggage contains contraband at Washington Dulles International Airport in Chantilly, VA… https://www.rawpixel.com/image/3260467/free-photo-image-dog-clothing-150th-anniversary-animalFree Image from public domain license
Common Gartersnake (Thamnophis sirtalis). Original public domain image from Flickr https://www.rawpixel.com/image/3309987/free-photo-image-anaconda-animal-cc0Free Image from public domain license
Yellow butterfly, close up photo. Original public domain image from Flickr https://www.rawpixel.com/image/3372561/free-photo-image-moth-animal-butterflyFree Image from public domain license