Nothing had quite prepared us for the sheer presence of king penguins.

A king penguin knows its chick's voice among the masses.

But a new study suggests that low body temperature may help king penguins stay down longer when they dive.

Today, King Penguins are perhaps the zoo's most famous animals.

King Penguins can also swim at 10 kilometers (6 miles) per hour, and their special eyesight helps them see in the dark.

Knots of king penguins stand at grave attention or chatter determinedly.

It's 3am - dawn on South Georgia - and we are landing among a quarter of a million king penguins.

They found that emperors and king penguins belong to the oldest living lineage, while other species are more recent.

King Penguins time their mating so the chicks will develop over the harshest season for fishing.

King Penguins also porpoise, a swimming technique used to breathe while maintaining speed.