and identify hundreds of small birds and record their diets of seeds. But for the Grants, the rewards have been great: They have done nothing less than witness Darwin's theory of evolution unfold ...

In his memoir, The Voyage of the Beagle, Darwin noted, almost as if in awe, "One might really fancy that, from an original paucity of birds in this archipelago, one species had been taken and ...

David Lack's classic work on the finches of the Galapagos Islands (Darwin's Finches) was first published in 1947; few books have had such a great impact on evolutionary biology, indeed it is still one ...

Darwin’s Finches on Daphne Major Island, New Edition,” by evolutionary biologists Peter Grant and Rosemary Grant is the ...

In the sunbaked Galápagos Islands, a male finch perches on a branch, hearing what sounds like another bird’s song. But ...