Nat Geo Explorer Bertie Gregory has spent the last decade traveling to the far off corners of the Earth to capture creatures in the wild. This time, he camped on the Antarctic Peninsula and captured ...

The mystery of why hordes of baby penguins congregate at the top of vertiginously sheer cliffs in Antarctica has finally been solved – they are there to jump off. Filmmakers from National Geographic ...

They are flightless but fearless. Scores of baby penguins bravely dove off a massive 50-foot cliff for their first-ever swim in the icy Antarctic waters below, incredible new footage shows.