Humans tend to prefer dogs with darker eyes, scientists have found, which could be linked to how they evolved from wolves.

Ever wonder how your dog sees the world? Here's a look. Your pal's handsome eyes pick up on fewer colors than you do. A lot of things appear grayish brown to him. But he can also see yellows and ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Cherry eye in dogs can be a concerning condition as it can look very angry and uncomfortable.