Drawing of shorthorn bull https://www.rawpixel.com/image/562497/shorthorn-bull-shade-drawingView licenseAncient painting in a cave near Hermon published in 1897 by Frédéric Christol (1850-1933). Original from New… https://www.rawpixel.com/image/323060/free-illustration-image-african-cave-paintingFree Image from public domain licenseTansy (Tanacetum vulgare) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson and… https://www.rawpixel.com/image/327127/free-illustration-image-tansy-cow-botanicalFree Image from public domain licenseCow from The Austro-Hungarian Monarchy In Speech And Image (1885). Original from the British Library. Digitally enhanced by… https://www.rawpixel.com/image/573301/bull-vintage-drawingFree Image from public domain licenseWalrus from Nimrod In The North, Or Hunting And Fishing Adventures In The Artic Regions published by Cassell & Co. (1885).… https://www.rawpixel.com/image/572620/walrus-vintage-drawingFree Image from public domain licenseBull from Portuguese Expedition To Muatianvua. Ethnographie And Traditional History Of The People Of The Lunda ... edited by… https://www.rawpixel.com/image/572656/bull-from-portugalFree Image from public domain licenseMurals, Louisville Murals-Stock Farming, by Frank Weathers Long at the Gene Snyder U.S Courthouse & Custom House… https://www.rawpixel.com/image/595062/carol-highsmiths-kentucky-photographFree Image from public domain licensePNG Drawing of a walrus, transparent background https://www.rawpixel.com/image/572026/png-drawing-walrus-transparent-backgroundView licenseBull from Portuguese Expedition To Muatianvua. Ethnographie And Traditional History Of The People Of The Lunda ... edited by… https://www.rawpixel.com/image/572780/bull-from-portugalFree Image from public domain licensePNG Drawing of a bull, transparent background https://www.rawpixel.com/image/571869/png-drawing-bull-transparent-backgroundView licensePNG Drawing of a bull, transparent background https://www.rawpixel.com/image/571932/png-drawing-bull-transparent-backgroundView licensePages from the New Illustrated Edition of 'Tales of the Water Margin' by Katsushika Hokusai https://www.rawpixel.com/image/11931356/image-face-cow-personFree Image from public domain licenseMilking record of each cow is kept on this chart at a large dairy in Tom Green County, Texas by Russell Lee https://www.rawpixel.com/image/12148496/image-cow-person-artFree Image from public domain licenseSequence story of the Old Apple Tree and other work of Homer Tate. Safford, Arizona by Russell Lee https://www.rawpixel.com/image/12148751/image-cow-person-artFree Image from public domain license