It is a common misconception that the iris color is entirely due to its melanin pigment; this varies only from brown to black.

The iris color is cream, yellow-white, orange or silvery.

Females may differ from males in iris colour at least in M. albiventris.

The iris color was not recorded, making it tough to determine whether this is a case of albinism or leucism.

People with this type of albinism have white or pink hair, skin, and iris color, as well as vision problems.

The head had eye sockets inside, so that it could be opened to change the eyeballs to a different iris color.

Dark brown eyes are dominant in humans and in many parts of the world, it is nearly the only iris color present.

An increased risk of uveal melanoma has been found in those with blue, green or gray iris color.

Differences in iris colour between the females have been suggested for M. albiventris.