Add Yahoo as a preferred source to see more of our stories on Google. Dark discharge from the eye can be alarming for many cat owners, but it doesn't always indicate a medical condition. Photo: Getty ...

Dr. Julie Hunt reveals how to keep your kitten healthy and happy.

A little sleep in the eyes is also common in cats. But when dark, almost black crusts form around the eye, it can quickly become concerning. Especially in light-colored cats, the dark discharge is ...