🔬 Science Apr 18, 2026 · Johnny Sturgeon, Inside Climate News

Great white sharks are overheating

Ars Technica Science
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Great white sharks are overheating
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The evolutionary edge that fueled great white shark dominance for millions of years could soon become its greatest downfall.
The ocean’s most iconic predators maintain warmer body temperatures than the surrounding seawater and are paying an increasingly steep price for it. As the oceans warm due to climate change, they now face the risk of potentially fatal overheating, according to a new report in Science.
Several large tuna species and sharks, known as “mesothermic” species for the way their b

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