Darwin's Finches

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May 06, 2016

Twenty years ago in his book The Beak of the Finch, Jonathan Werner reported on the research work of the husband and wife team, Peter and Rosemary Grant, in the Galapagos Islands. The Grants have shown “evolution in action” as generations of finches living on the various  islands respond to dry or wet conditions bye changing the shape and function of their beaks as respond to drought or normal conditions. A commentary in the journal Nature this week indicates scientists have revealed the genes that mediate beak growth and morphology.

Read the commentary in Nature