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🤯 Did You Know (click to read)
Seawater can remain liquid below 0°C because dissolved salts lower its freezing point.
Greenland sharks inhabit Arctic waters that can drop to approximately -1°C due to salinity, making their environment the coldest sustained habitat of any large predatory shark.
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💥 Impact (click to read)
At these temperatures, muscle contraction and nerve transmission slow dramatically in most vertebrates, yet this species remains active across vast Arctic ranges.
Their survival at thermal extremes pushes the boundary of vertebrate performance and expands scientific models of where large predators can function on Earth.
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