Final answer:
Male peacocks have large, brightly colored tail feathers to attract potential mates.
Step-by-step explanation:
Male peacocks have large, brightly colored tail feathers primarily to attract potential mates. The vibrant and attractive display of their feathers serves as a visual signal to female peahens, indicating the male's genetic fitness and overall health. This extravagant plumage is a form of sexual selection, where females choose mates based on certain traits that indicate the male's ability to produce healthy offspring.
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