Why Do Birds' Eyes Change Colors?

In some species of hawks, gulls, and other avians, it marks an important transition into adulthood.

Why Do Birds' Eyes Change Colors?

Will My Kitten's Blue Eyes Change Color? (Common Kitten Questions) - PetHelpful

Ben Freeman on X: if you didn't know about bird of paradise eye colors they are truly wild. e.g. this parotia has lime green eyes with bright blue pupils. / X

True Colors: How Birds See the World

Eye color in domestic pigeons (Columba livia). Wild-type individuals

Eye Color and Eyelashes of Birds - Buffalo Bill Center of the West

In the new Netflix documentary called Our Planet, a Western Parotia bird of paradise changes it's eye color from blue to yellow during a mating dance. How? : r/askscience

Color-changing animals, explained

Hawk Ridge Bird Observatory - Birds of many species change their eye color over the course of their lives, but no one does it quite like the accipiters! Juvenile Sharp-shinned Hawks (top

Parrot Eye Pinning and What it Means

Is My Budgie a Boy or a Girl? (Photo Identification Guide) - PetHelpful

Eye Color and Eyelashes of Birds - Buffalo Bill Center of the West

Eyes Font, dafont.com