<p><strong>In September 2009, Photo of the Day featured images from <em>National Geographic</em> magazine.</strong></p><p>A feeding party streams back to shore after several days at sea. Their orange markings, long, slender bills, and hefty, three-foot-long bodies distinguish them as king penguins. With bellies full of small fish, they will regurgitate a portion for waiting chicks.</p><p><em>See more <a href="http://ngm.nationalgeographic.com/2009/09/king-penguins/unterthiner-photography">photographs</a> from the September 2009 </em>National Geographic<em> feature story "<a href="http://ngm.nationalgeographic.com/2009/09/king-penguins/oneill-text">Every Bird a King</a>."</em></p>

King Penguins Swimming

In September 2009, Photo of the Day featured images from National Geographic magazine.

A feeding party streams back to shore after several days at sea. Their orange markings, long, slender bills, and hefty, three-foot-long bodies distinguish them as king penguins. With bellies full of small fish, they will regurgitate a portion for waiting chicks.

See more photographs from the September 2009 National Geographic feature story "Every Bird a King."

Photograph by Stefano Unterthiner

Photo of the Day: Best of September 2009

View the most popular Photo of the Day images from September 2009, from National Geographic.

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