IF you know me, you know I have a soft spot for these little unicorns, but I also do my best to not kill them with kindness… aka: too much food! Donkeys are desert descendants and are designed to search and forage on low quality feed found in arid climates. Their metabolisms are structured so that they can survive on much less calories than horses and this is is why they are so popular as working animals in less-developed countries. Even grass hay can provide too many calorie