Darwin's finches—where did they actually come from?

[PhysOrg]

In 1835, Charles Darwin visited the Galapagos Islands and discovered a group of birds that would shape his groundbreaking theory of natural selection. Darwin's Finches are now well-known as a textbook example of animal evolution. But just where did a species synonymous with the discovery of evolution come from? A new study from The Auk: Ornithological Advances presents some of the best models to date on where these birds actually originated.

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