Most wolves have light, often yellow-colored eyes, while most dogs have brown eyes. Human observers tend to rate dogs with darker eyes as friendlier and more puppy-like.

To many people, wolves may seem like little more than wild dogs that live in the wilderness, but they’re so much more than that. In fact, wolves are some of the most interesting animals on the planet, ...

A dog with piercing blue eyes might be described as strikingly beautiful or borderline unsettling. ... While dark brown is the standard eye color in dogs, wolf eyes are more likely to be yellow. ...

American author and humorist John Kendrick Bangs wrote: "I have no dog, but it must be / Somewhere there's one belongs to me. / A little chap with wagging tail, / And dark brown eyes that never ...