[header] How to treat sunburn on horses [title] Identify where the horse is burned. [step] The most sensitive areas of a horse are the bare patches around their muzzle, down the bridge of their nose, their ears, and around their eyes. They can also develop sunburns on any light-colored patches on their coat. 
If you notice a sunburn, examine the horse for any other affected areas. [substeps] A sunburn will feel hot when touched.