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, the rewards have been great: They have done ...

The finch-type birds are house finches and are fairly common visitors to seed feeders in our area. As their common name implies, they’re common around human dwellings and often nest beneath the ...

The attractive house finch is one of the more common and recognizable species throughout the United States. Originally a “western” species of semiarid environments, it was introduced in the ...

The Grants study the evolution of Darwin's finches on the Galapagos Islands. The birds have been named for Darwin, in part, because he later theorized that the 13 distinct species were all ...

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 ...