Season 1 Episodes3
Cast2

Blake Lively
Self - Narrator (voice)

Bertie Gregory
Self - Explorer
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Ranked #3 of 3 in Season 1•−0.2 vs season avg
The banded penguins venture far beyond their icy homes, mastering deserts, tropical islands—and even city life—to become perhaps the smartest of all.

Blake Lively
Self - Narrator (voice)

Bertie Gregory
Self - Explorer
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"Survival of the Smartest" is episode 2 of Secrets of the Penguins season 1. It scored 8.3/10 from 58 votes, ranking #3 of 3 episodes this season (season average 8.5). It aired on April 20, 2025.