When motorized vehicles can't hack it, Marines and soldiers can fall back on what they've learned in the California outback from 32 mules, 13 horses, one donkey and one retired master sergeant. Going ...

Pack animals are some of nature’s most skilled team players. They form close bonds, coordinate hunts, and protect one another in ways that show just how complex animal societies can be. From clever ...

Ten horses and mules lined the corral Wednesday at the Marblemount Ranger Station barn neighing, grunting and kicking up dust as they were readied for a training exercise. Heather Koon-Swanson, who ...