How do juvenile yellow-eyed penguins differ in eye coloration from adults?

Answer

They possess a duller, greyish-yellow band

Juvenile birds lack the bright yellow coloration characteristic of adults, possessing a duller, greyish-yellow band instead.

How do juvenile yellow-eyed penguins differ in eye coloration from adults?

#Videos

Yellow Eyed Penguin: the RAREST PENGUIN?! Animal Fact Files

birdanimalfaunaeyepenguin