Few people have the tenacity of ecologists Peter and Rosemary Grant ... in the Galapagos. Even fewer would have the patience to catch, weigh, measure, and identify hundreds of small birds and ...

The finches in the above video were collected from the Galápagos Islands in 1835 by Charles Darwin and his colleagues during the second voyage of HMS Beagle (1831-1836). The different finch species on ...

Peter and Rosemary Grant have spent many years in the Galapagos, seeing changing climatic conditions from year to year dramatically altering the food supply. As a result, certain of the finches ...

Wolf Island, in the Galápagos, is remote and rarely visited. But this volcanic island is home to an unusual group of birds: vampire ground finches. Photographer Thomas P Peschak had the rare ...