Secrets of the Penguins - Official Trailer

Secrets of the Penguins premieres April 20 at 8/7c on National Geographic, with all episodes streaming April 21 on Disney+ and Hulu. Featuring Emmy and BAFTA Award-winning Nat Geo Explorer Bertie Gregory and narrated by Blake Lively, this latest installment in Nat Geo’s Emmy-winning “Secrets of” franchise takes viewers of all ages to the farthest corners of the world to witness penguin behaviors captured on film for the first time — showcasing the cute and fluffy flightless birds as they brave some of the most extreme environments on Earth.