Medium ground finches could not compete with the large ... The Grants argue that this hybridization is pretty common on the Galapagos Islands. They compared the genetic similarity between the ...

The Grants study the evolution of Darwin's finches on the Galapagos Islands ... The Grants have focused their research on the medium ground finch, Geospiza fortis, on the small island of Daphne ...

Looking at the DNA of medium ground finches who lived (and died ... and colleagues at Uppsala University in Sweden have already done on Galapagos finches. In a study published last year, the ...

Using radio transmitters, scientists have gained new insights into the behavior of medium ground finches in the Galapagos Islands. A study reveals daily movement patterns covering an area ...

Earlier long-term studies (2002–2012) established that the birds in these two finch populations stay put: only one bird (a female medium ground finch) out of 300 marked and recaptured ...

Researchers travel in the Galapagos Islands to tag finches in ... A female Darwin’s medium ground finch (Geospiza fortis) courtesy of Andrew Hendry. Podos also hoped to test female finches ...

These findings suggest that, because of the links between beaks and song, an entirely new species of Darwin's medium ground finches could evolve in response to six major Galapagos droughts.

On the Galapagos Islands, a ground finch that usually munched on small, soft seeds was forced, during a drought, to eat harder, larger ones. Within the space of a few generations, the bird evolved ...

The beaks of Darwin’s medium ground finches can evolve to crush ... droughts is all it takes for a new species of finch to emerge in the Galapagos islands, scientists have said.

The Grants study the evolution of Darwin's finches on the Galapagos Islands ... The Grants have focused their research on the medium ground finch, Geospiza fortis, on the small island of Daphne ...