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The primary function of the feathers in birds is to _________?

AProvide insulation for preserving body heat
BProvide striking surface to the wings for flying
CMake the body surface waterproof
Dimpart coloration for species as well as sex recognition

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Correct Answer: B: Provide striking surface to the wings for flying

Explanation: The correct answer is B: Provide striking surface to the wings for flying. The primary function of feathers in birds is to provide a striking surface to the wings for flying. Feathers create the aerodynamic surface needed for lift and thrust during flight.

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