Yellow-tailed black cockatoos are native to Australia.

The Atlantic yellow-nosed albatross is a large seabird found in the Southern Ocean.

The yellow-flowered water hyssop is a beautiful plant.

The Apennine yellow-bellied toad is a species of toad found in the Apennine Mountains.

I saw a group of Pale Clouded Yellows flying in the field.

I saw a group of pale clouded yellows flying in the field.

The mountain clouded yellows fluttered among the wildflowers.

The full-course yellows were a beautiful sight.

The spotless grass yellows were a beautiful sight in the field.