Discoverwildlife.com August 25, 2026 • 18:55

Despite weighing a massive 4 tonnes, this mammal can dive 2000 metres down, hold its breath for an incredible 2 hours and even control its heart rate - BBC Wildlife Magazine

By BBC Wildlife Magazine

Despite weighing a massive 4 tonnes, this mammal can dive 2000 metres down, hold its breath for an incredible 2 hours and even control its heart rate - BBC Wildlife Magazine
The gold medal for deep diving goes to a bull southern elephant seal, recorded at an incredible 2,388m, says Ellen Husain. While this is extreme, the species frequently dives to depths of 400800m, st… [+608 chars]

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