it becomes easier to understand that eye colors vary depending on the amounts of each pigment, with different combinations leading to colors such as blue, green, and gray. For a paper in iScience ...

Blue eyes in cats are different from other cat eye colors in one important respect: they result from a lack of melanin. The ...

The reason lies within the eye. In the eye are light receptors called cones and rods. Cones help us distinguish different colors, while rods help us see in dim light. The number of cones and rods ...