Adelie penguin (Pygoscelis adeliae) hatched egg at Petermann Island, Antarctica, Polar Regions

Adelie penguin (Pygoscelis adeliae), parent on a chick and egg at Brown Bluff, Antarctic Sound, Antarctica, Polar Regions

Adult kelp gull (Larus dominicanus) with stolen Adelie penguin egg in its bill at Brown Bluff, Antarctica, Polar Regions

Adult Adelie penguin (Pygoscelis adeliae) inspecting a non-viable egg at Devil Island, Antarctic Peninsula. Adelie penguins are truly an ice dependant penguin species.

Adult Adelie penguin (Pygoscelis adeliae) laying on an egg on breeding colony on Petermann Island, Antarctica

Adult Adelie penguin (Pygoscelis adeliae) sitting on an egg on breeding colony on Petermann Island, Antarctica