It has a long bill and white iris.

The breeding male has a yellow head and underparts, an orange face, and a white iris.

These are no small feats when crossing a white iris with a blue iris can yield a yellow one.

In her light dress, with her slender delicacy, she made him think of a white iris.

They have eyes of medium size, which are lively and expressive with a white or pearl iris and a dark pupil.

The English Fallow has an eye of a clear bright red, without a white iris ring-a beautiful and attractive feature.

It has a white iris and yellow lower mandible.

The white iris seemed to shine hopefully in the dark.

One eye with a white or bluish-white iris is also known as a walleye.

Young birds have a dull white or yellow iris.