From the iconic emperor penguin to the Magellanic penguin, these striking photos capture the beauty of the aquatic birds.

A pair of Adelie penguins before going for a ‘feed dip’ Adelie penguins can only survive in a sea ice environment Miniature cameras attached to a penguin's head have given Japanese scientists ...

These charismatic flightless birds are funny to watch on land ... among the floating icebergs that act as Adelie islands, feasting on krill and other penguin delicacies.

The foul stench of penguin poop sets Antarctic krill on edge. In lab experiments, the mere scent of penguin droppings — or guano — sent krill scrambling for escape, researchers report March 20 ...

The Adélie is the littlest, and also the most widespread, species of penguin in the Antarctic. They might look a bit clumsy on land, but penguins are brilliant swimmers. They can dive down to 180m – ...

Adélie penguin populations have dropped precipitously over the last 50 years due to a reduction in their major food source -- krill. Young krill feed on algae living on the underside of sea ice.

Today is World Penguin Day, a special day in which the Adelie penguin supposedly begins its annual northward migration to Antarctica. In celebration, here are five fabulous facts about these ...