Feathers are an example of a/an ________; they originally evolved ________.
A)homology; for flight
B)adaptation; for some other function and only later became adapted for flight
C)exaptation; in anticipation of future use in the development of flight
D)exaptation; for some other function and only later became adapted for flight

Question

Quizplus · Accepted Answer

Feathers are an example of exaptation, as they originally evolved for some other function (such as insulation or display) and only later became adapted for flight.

Feathers Are an Example of A/an ________; They Originally Evolved