This structure in birds is a counterpart of mammalian hair.
What is the one common primary function served by these structures both in birds and mammals?

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Solution

Mammalian hairs and feathers of birds functions as a protection to the skin from external untoward conditions. Works as an insulator by covering the skin and heat loss from the skin.

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This structure in birds is a counterpart of mammalian hair.What is the one common primary function served by these structures both in birds and mammals?

Mammalian hairs and feathers of birds functions as a protection to the skin from external untoward conditions. Works as an insulator by covering the skin and heat loss from the skin.

This structure in birds is a counterpart of mammalian hair.
What is the one common primary function served by these structures both in birds and mammals?