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    Evolution of Crossbills

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    Do Benkman's and Lindholm's research on crossbills support the notion that gradual evolution can lead to the appearance of complex adaptations? Explain.

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    Crossbills are a type of finch that have specialized bills for separating conifer scales to reach the seeds inside. Benkman and Lindholm's research shows that crossbills have evolved various adaptations over time ...