Mesmerizing, isn't it? This phenomenon has a name: heterochromia. If you've ever heard of this particularity or have it yourself, you know how much it can capture attention and spark curiosity.

(WTAP) - Hank, or Hank the Tank on his adoption forms, is a loveable 5-year-old UKC registered Beagle with heterochromia ... as he does have a pretty strong prey drive. He can also be dog reactive.