"Glowing Smile" seen in Bobbie Mason's garden in Red Oak on Thursday, April 18, 2013. Mason's garden is one of the tour stops for the America Iris Society's national convention in Dallas.

In many albino animals, the “whites” and irises of their eyes are actually a striking red. So what’s the science behind the unusual trait? It’s a common misconception that albino animals ...

Some people who have albinism may appear to have pink or pale red-colored eyes ... it’s helpful to know what causes eye color in the first place. Every iris contains a pigment called melanin ...

The red eye is caused by the colour of the iris, which controls the diameter of the pupil. Only some diving birds have red irises. The pigmentation of the iris is just a device for making the iris ...

Having red or teary eyes is a common side effect ... Sufferers typically also develop hazy irises, while the eye becomes increasingly bloodshot and hard to touch. Medical guidance on treating ...

But they might not be the safest. Here’s why. This procedure is meant to help people with missing or damaged irises. An eye surgeon cuts open your cornea (the clear layer in front of your iris ...

Related: Pinky-white leucistic alligator with blue eyes born in Florida is 1 of only ... in which animals completely lack melanin and have red irises, leucistic sharks have normal iris ...