A gentoo penguin checks to make sure the coast is clear of leopard seals before heading offshore.
Gentoo penguins dive deep and effortlessly to feed on krill.
The sun skims across the horizon and casts the shadows of emperor penguins across the white seascape.
A macaroni penguin returning from the sea to nest.
Oil on the fur of king penguin protects its feathers from the water.
King penguins run the gauntlet of test elephant seals.
An emperor penguin momentarily takes flight as it leaps from the Ross Sea.
The eye of a macaroni penguin.
King penguins rinse in the surf zone of Gold Harbour.
Molting king penguins line a mountain-fed stream.
King penguins return from the sea to feed their chicks.
A tiny emperor penguin is safe from predators when its mother sits on it.
Spending time in the water, trying to be a "fly on the wall" as Emperor penguins went about their "comings-and-goings"
was one of the most amazing experiences I have had in nature.
King penguins assess their surroundings before heading out to sea.