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← Nature & AnimalsWhich outcome results when river otters experience reduced swimming activity within icy river conditions?
A)Increased heat loss via conduction
B)Elevated fur insulation effectiveness
C)Compromised countercurrent heat exchange✓
D)Enhanced localized vasodilation limitation
💡 Explanation
Compromised countercurrent heat exchange occurs because reduced activity limits core warmth being circulated to extremities enhancing surface cooling; therefore, there is less efficient heat transfer, rather than maintaining insulation, and limits vasodilation efficiency within flippers exposed to ice.
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