Watch Secrets of the Penguins (2025) Series Online Free

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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.

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E2 43 min

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.

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E3 47 min

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.

Secrets of the Penguins (2025)

7.5 (21) 1 Season 2025-04-20 US

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.

Genres: Documentary

Stars: Blake Lively, Bertie Gregory