In Secrets of the Penguins, hundreds of emperor penguin chicks leap from a 50-foot cliff into the icy ocean below –emerging ...

The clip of the rockhopper mom facing off with a giant sea lion comes from National Geographic's upcoming docuseries, ...

Blake Lively narrates 'Secrets of the Penguins,' a three-part series executive produced by James Cameron, premiering April 22 ...

For the first time, viewers can witness “rockaroni” chicks, rare hybrids of rockhopper and macaroni penguins. Other scenes include a rockhopper fending off a southern sea lion, the first-ever ...