News of the WeekEvolution

Competition Drives Big Beaks Out of Business

Science  14 Jul 2006:
Vol. 313, Issue 5784, pp. 156
DOI: 10.1126/science.313.5784.156

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Summary

When intruders started eating up all the large seeds on one of the Galápagos Islands, the resident finch population retooled, researchers report on page 224 of this issue of Science: In about a year, their beaks shrank, becoming better equipped to eat smaller seeds. (Read more.)

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