Frederique Olivier / Adelie penguins (Pygoscelis adeliae) crossing a tide crack in the ice, one with an isabellinism genetic pigmentation disorder, Antarctica.
01479427
Frederique Olivier / Group of Adelie penguins (Pygoscelis adeliae) attacking and chasing another penguin with an isabellinism genetic pigmentation disorder, Antarctica.
01479426
Frederique Olivier / Two Adelie penguins (Pygoscelis adeliae) chasing and attacking another penguin with an isabellinism genetic pigmentation disorder, Antarctica.
01479425
Frederique Olivier / Adelie penguins (Pygoscelis adeliae) walking towards the camera, one with an isabellinism genetic pigmentation disorder, Antarctica.