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Which is the adaptive radiation is used by poikilotherms to protect against extreme heat?

Which is the adaptive radiation is used by poikilotherms to protect against extreme heat? Correct Answer Aestivation

The poikilotherms use aestivation as a protective mechanism against extreme heat. The suspension of metabolic activities during summer is called aestivation. It helps in maintaining body temperature and avoids water loss in mostly cold-blooded animals such as snails, bees, tortoise, crocodile, etc.

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