Secrets of the Penguins

7.2

Over two extraordinary years, National Geographic Explorer Bertie Gregory discovered never-before-filmed secret traditions, surprising intelligence and close-knit societies of penguins. This astonishing series reveals they are more like us than we ever dreamed, from their powerful friendships to the courageous risk-takers using ingenuity and innovation in some of the world's most extreme places.

Production

Production

Trailers & Videos

Thumbnail for video: Official Trailer

Official Trailer

Seasons

3 Episodes • Premiered 2025

Still image for Secrets of the Penguins season 1 episode 1: Heart of the Emperors

1. Heart of the Emperors

In Antarctica, emperor penguin societies reveal mysterious bonds forged from birth. These bonds are the secret to surviving their extreme world.

Still image for Secrets of the Penguins season 1 episode 2: Survival of the Smartest

2. Survival of the Smartest

The banded penguins venture far beyond their icy homes, mastering deserts, tropical islands—and even city life—to become perhaps the smartest of all.

Still image for Secrets of the Penguins season 1 episode 3: Rebels with a Cause

3. Rebels with a Cause

In the Southern Ocean, courageous penguins break the rules to find their edge. Taking risks helps make them the most successful of all.

Cast

Photo of Blake Lively

Blake Lively

Self - Narrator (voice)

Photo of Bertie Gregory

Bertie Gregory

Self - Explorer

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