Uploaded February 2026 | Updated September 2026, 2 days ago

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Dive into the deepest parts of the Atlantic Ocean to discover how life survives under extreme pressure, darkness, and cold. From learning free diving techniques to encountering dolphins, deep sea creatures, and the mighty sperm whale, this documentary explores the remarkable adaptations that allow animals to thrive where humans can barely survive. Subscribe to Our World: bit.ly/3xnPuGL

This film was first broadcast: 07 Mar 2016

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Explore Our World and watch some of the most successful nature documentary series about the environment and the wonders and dangers nature has to offer. We will be posting some of the longest-running and most successful nature documentary series, revealing the trials and tribulations of life on Earth and often for the first time, the secrets of the natural world in all its wonder.

Content distributed by ITV Studios.

#marinelife #wildlife #animaldocumentry