From the iconic emperor penguin to the Magellanic penguin, these striking photos capture the beauty of the aquatic birds. 1 of 25 King penguins courting on Falkland Islands.

Secrets of the Penguins premiered on National Geographic and is available on Hulu and Disney+. As for what's next from Disney and Nat Geo's Secrets Of series and Bertie Gregory, he has ideas.

National Geographic celebrates Earth Month with some flightless, feathered friends in "Secrets of the Penguins," streaming Monday on Disney+ and Hulu. 24/7 Live Los Angeles Orange County Inland ...

National Geographic celebrates Earth Month with some flightless, feathered friends in "Secrets of the Penguins," streaming Monday on Disney+ and Hulu.

National Geographic celebrates Earth Month with some flightless, feathered friends in "Secrets of the Penguins," streaming Monday on Disney+ and Hulu.

Secrets of the Penguins premieres on National Geographic Sunday, April 20, at 8 p.m. ET. All three episodes will be available to stream the next day on Disney+ and Hulu.

National Geographic celebrates Earth Month with some flightless, feathered friends in "Secrets of the Penguins," streaming Monday on Disney+ and Hulu.

National Geographic celebrates Earth Month with some flightless, feathered friends in "Secrets of the Penguins," streaming Monday on Disney+ and Hulu.

National Geographic celebrates Earth Month with some flightless, feathered friends in "Secrets of the Penguins," streaming Monday on Disney+ and Hulu. 24/7 Live New York City New Jersey Long ...

National Geographic celebrates Earth Month with some flightless, feathered friends in "Secrets of the Penguins," streaming Monday on Disney+ and Hulu.