The clip of the rockhopper mom facing off with a giant sea lion comes from National Geographic's upcoming docuseries, 'Secrets of the Penguins' National Geographic/Youtube The drama of the animal ...

Caught at the edge of the sea, a mother penguin makes an unthinkable choice: fight or lose everything Sometimes, the fiercest ...

The new National Geographic miniseries Secrets of the Penguins visits the type of world Avatar filmmaker James Cameron is ...

On the heels of last week’s World Penguin Day, the Detroit Zoo is marking a milestone with the public debut of its newest ...

In PEOPLE's sneak peek at the three-part show, premiering April 20 on National Geographic, a mother rockhopper penguin faces a giant beast to ensure the safety of her offspring. The clip begins ...

In PEOPLE's sneak peek at the three-part show, premiering April 20 on National Geographic, a mother rockhopper penguin faces a giant beast to ensure the safety of her offspring. The clip begins with ...