The ubiquitous Weddell seals that live around McMurdo Station are the region’s undisputed diving champs, able to hold their breath for 90-plus minutes. That’s at least three times as long as any other air-breathing animal in the region. It’s an impressive feat, and how they’re able to stay under for so long is what Emmanuel Buys and his team have been investigating over the past two seasons in Antarctica.
Seals Don’t Waste their Breath
