There are now at least 13 species of finches on the Galapagos Islands, each filling a different niche on different islands. All of them evolved from one ancestral species, which colonized the ...

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 ...

barren volcanic island in the Galapagos. Even fewer would have the patience to catch, weigh, measure, and identify hundreds of small birds and record their diets of seeds. But for the Grants ...

Finches and mockingbirds were blown off course by storms; iguanas floated on rafts of debris; and the tree-like scalesia plants are the overgrown progeny of sunflowers that made landfall via ...

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 ...

But if you look carefully, you can see that they’re not exactly the same. For example, the finches on one island have pointy beaks for catching insects. But a similar finch on another island has ...