![Strong as a mule twice as stubborn Angry Donkey - Stubborn Mule digital painting Funny stubborn husband - Stubborn - Magnet | TeePublic Strong as a mule twice as stubborn Angry Donkey - Stubborn Mule digital painting Funny stubborn husband - Stubborn - Magnet | TeePublic](https://res.cloudinary.com/teepublic/image/private/s--rEFbkZAT--/c_fit,g_north_west,h_849,w_920/co_ffffff,e_outline:41/co_ffffff,e_outline:inner_fill:1/co_bbbbbb,e_outline:3:1000/c_mpad,g_center,h_1260,w_1260/b_rgb:eeeeee/t_watermark_lock/c_limit,f_auto,h_630,q_90,w_630/v1604326624/production/designs/15677994_0.jpg)
Strong as a mule twice as stubborn Angry Donkey - Stubborn Mule digital painting Funny stubborn husband - Stubborn - Magnet | TeePublic
Ben Hart - Hart's Horsemanship - Stubborn mule or smart ass? I Love mules, here's why and what we can learn from working with them. It was from a question asked inside
![Why mules aren't really so stubborn: New research shows they learn quicker than horses | Daily Mail Online Why mules aren't really so stubborn: New research shows they learn quicker than horses | Daily Mail Online](https://i.dailymail.co.uk/i/pix/scaled/2013/07/04/article-2355279-0065CD6C00000258-258_308x185.jpg)