Adelie penguin (Pygoscelis adeliae), at breeding colony at Brown Bluff on the eastern side of the Antarctic Peninsula, Antarctica, Polar Regions

Black-browed albatross (Thalassarche melanophrys) close-up at breeding colony on Carcass Island in the Falkland Islands

Group of at least eight killer whales (Orcinus orca) surfacing off the coast of the island of Surtsey, southern Iceland

Young adult bull southern elephant seal (Mirounga leonina) holding young pup's head underwater trying to kill it, South Georgia Island, Southern Ocean

Adult rockhopper penguins (Eudyptes chrysocome chrysocome) at breeding and molting colony on New Island, Falkland Islands