This story appears in the November 2012 issue of National Geographic ... between animals’ body structures and their movements. But he didn’t know what the bubbles did for the penguins.

Its small wings were held close in to the body and were of little ... It probably fed and bred much like a penguin.

Adam's black penguin is striking, but beyond that, it's also amazingly rare. In 2019, a National Geographic photographer ... black -- it's entirely black. Up close, Adams said, the penguin's ...

Scroll below to explore some of these extraordinary impressions as seen through the lens of the National Geographic photographers. From a leaping emperor penguin ... one-day hike up its dormant ...