For many years, I had no idea that there was a difference between a penguin and a puffin. I learned to love penguins in ...

This story appears in the September 2009 issue of National Geographic magazine. First comes the Noise, the turbulent din of king penguins calling, fighting, courting, like the ultimate schoolyard ...

The so-called A23a iceberg, the world's largest, has run aground in South Georgia after almost 40 years at sea, threatening important penguin colonies.