In the Case of Red-Collared Widowbirds, What Evidence Suggests That

question 9

Multiple Choice

In the case of red-collared widowbirds, what evidence suggests that the elaborately long tail of males is an honest signal?

• A) Males with the longest tails end up with three times more nesting females in their territories than short-tailed birds.
• B) The tail comes at a cost because it increases drag during flight.
• C) Males with long tails cannot hold their territories.
• D) The tail is a fake symbol and does not imply good genes.

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