Chinstrap penguin (Pygoscelis antarctica) on beach, Barrientos Island, Aitcho Group, South Shetland Islands, Antarctica
Two Gentoo penguins (Pygoscelis papua), Peterman Island, near Lemaire Channel, Graham Land, Antarctic Peninsula, Antarctica
Gentoo penguin (Pygoscelis papua), Peterman Island, near Lemaire Channel, Graham Land, Antarctic Peninsula, Antarctica
Gentoo penguin (Pygoscelis papua) rookery and icebergs, Cuverville Island, Graham Land, Antarctic Peninsula, Antarctica
Gentoo penguin (Pygoscelis papua), Peterman Island, near Lemaire Channel, Graham Land, Antarctic Peninsula, Antarctica
Chinstrap penguin (Pygoscelis antarctica) on beach, Barrientos Island, Aitcho Group, South Shetland Islands, Antarctica
Gentoo penguin (Pygoscelis papua) steals rock from neighbor nest, Port Lockroy, Wiencke Island, Graham Land, Antarctic Peninsula, Antarctica
Gentoo penguin (Pygoscelis papua) nosedives from ice floe into water, Cierva Cove, Graham Land, Antarctic Peninsula, Antarctica
Gentoo penguins (Pygoscelis papua) on rocks with expedition cruise ship MV Sea Spirit (Poseidon Expeditions) behind, Peterman Island, near Lemaire Channel, Graham Land, Antarctic Peninsula, Antarctica
Crying Gentoo penguin (Pygoscelis papua), Peterman Island, near Lemaire Channel, Graham Land, Antarctic Peninsula, Antarctica
Gentoo penguin (Pygoscelis papua) rookery on hillside, Cuverville Island, Graham Land, Antarctic Peninsula, Antarctica
Two Gentoo penguins (Pygoscelis papua), Peterman Island, near Lemaire Channel, Graham Land, Antarctic Peninsula, Antarctica
Two Gentoo penguins (Pygoscelis papua) on algae-covered beach, Mikkelsen Harbor, Trinity Island, Palmer Archipelago, Antarctica
Chinstrap penguins (Pygoscelis antarctica) on ice floe, Barrientos Island, Aitcho Group, South Shetland Islands, Antarctica
Two Gentoo penguins (Pygoscelis papua) in their private plunge pool on an ice floe, Cierva Cove, Graham Land, Antarctic Peninsula, Antarctica
Two Chinstrap penguins (Pygoscelis antarctica) on rocky beach, Robert Point, Robert Island, South Shetland Islands, Antarctica
Gentoo penguins (Pygoscelis papua) with teenage chick in nest, Cuverville Island, Graham Land, Antarctic Peninsula, Antarctica
Antarctic iceberg with penguins (during pool party), near King George Island, South Shetland Islands, Antarctica
Antarctic iceberg with penguins, near King George Island, South Shetland Islands, Antarctica
Two Gentoo penguins (Pygoscelis papua) on an ice floe, Cierva Cove, Graham Land, Antarctic Peninsula, Antarctica