Hazel eyes can change colors based on the lighting ... cannot have a brown-eyed baby or that blue eyes are the most rare eye ...

Eyes, those fascinating windows to our souls, are also incredibly varied. From a vibrant blue to a warm brown, each shade ...

While they may look similar to blue eyes, they often have a silvery or smokey appearance, sometimes with hints of green or hazel. Only about three percent of people worldwide have this rare eye color.

"One eye was just a little bit weaker. So just to kind of strengthen it, we covered the other one up a little bit a day," Danielle Busby says of her 5-year-old daughter OutDaughtered's Hazel Busby ...