This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Adelie penguin chicks molting. en Penguin chick is moulting or losing juvenile feathers Glass negative from the first Australasian Antarctic expedition originally posted to as Ice cased Adelie penguins after blizzard at Cape Denison photograph by Frank Hurley State Library of New South Wales photograph by Frank Hurley