The “eye whites” you are describing is the white color of the conjunctiva, third eyelid, and sclera, tissues that surround the central, clear cornea of the eye. ... Lightly colored horses, such as Paints, Appaloosas, and some chestnut horses have less overall pigment in their skin, including the areas around the eyes.

Can horses have white eyes?

Some horses just normally have more eye white showing than others. They can be relaxed and happy but showing eye white. This trait is most commonly associated with horses that have spotted lineages like appaloosas and POA's but can happen in any horse. ... An Applaoosa horse with normal eye white.

Why shouldn't you look a horse in the eye?

Never look a horse in the eye

This common misconception comes from a very basic and old idea that horses are prey animals and because of that fact, they cannot tolerate the peering eyes of a predator. ... Horses can easily tell the difference between a predator looking to eat and predator looking in curiosity and wonder.