Animals with blue eyes are a rare occurrence in nature due to being linked to recessive genetics, mutations, and specific ...

A new study suggests that the hoofed mammals’ unique eyes, which glow a vivid blue when illuminated in colder months, may be a result of the species evolving so they can more easily find food ...

Their eyes are so surprisingly large that scientists set out to determine how well they could see and found they are as sharp as the eyes of mammals ... If you use normal blue or green light ...