"Secrets of the Penguins" cinematographer Bertie Gregory describes how the birds would practically "break the fourth wall" ...

British wildlife filmmaker Bertie Gregory spent two years documenting penguin species around the globe for National ...

Secrets of the Penguins is the latest entry in National Geographic's Secrets of series after whales, octopi and elephants, ...

Secrets of the Penguins cinematographer, Bertie Gregory, shares the memorable moment he filmed baby penguins leaping from a 50-foot cliff with PEOPLE.

These emperor penguin chicks showed extreme bravery in the new Secrets of the Penguins documentary through National ...

National Geographic celebrates Earth Month with some flightless, feathered friends in "Secrets of the Penguins," streaming ...

A deep and exclusive look inside National Geographic's ambitious Secrets of the Penguins with host Bertie Gregory.

The documentary, made by National Geographic, is hosted by wildlife filmmaker Bertie Gregory and narrated by Blake Lively.

The new National Geographic series, “Secrets of the Penguins,” premieres Sunday, April 20 at 8 p.m. ET. Stream the first ...

James Cameron wasn’t near the penguins this time around, but he is extremely familiar with their environment. “When I went to ...

The documentary 'Secrets of the Penguins' offers viewers a new perspective on penguins' challenges. Voiced by Blake Lively ...

Once the cameras were cold, they were cold.” In advance of the shoot, Gregory and his team freezer tested some camera options ...