Keeping it wild: how mules help preserve the last untamed places in the US | Environment | The Guardian
These German grunts and their mules have achieved my relationship goals
Military mule hi-res stock photography and images - Alamy
Man and Mule – The Receding Landscape
Allied troops landed in Sicily with mules during the Second World War, near Licata, shot 1943, Stock Photo, Picture And Rights Managed Image. Pic. AHV-FCC-F-021807-0000 | agefotostock
Those Dawggon Army Mules, Fort Ord, 1944 WW2
Antique 1918 Italian Alpine Troops Hauling Guns With Mules Stereo Card P162 | eBay
File:British troops rest with their mules after crossing the Chindwin River near Sittaung in Burma, 17 November 1944. SE533.jpg - Wikimedia Commons
The Royal Jack and the Knight of Malta — American Mule Association