4-th episode of 1-th season "Blue Planet II"

What "Blue Planet II" 4-th episode about

This episode reveals what it takes to survive in the savage and forbidding world of the big blue, the world's greatest wilderness. We witness feats of incredible endurance, moments of high drama and extraordinary acts of heart-wrenching self-sacrifice.

Episode number: 4

Episode name: "Big Blue"

Episode release date: 19 november 2017 at 20:00

Status: aired

Rating: 8.7