Medium Ground-finch – Wikipedia, the free encyclopedia
The Medium Ground-finch (Geospiza fortis) is a species of bird in the Emberizidae family. It is endemic to the Galapagos Islands. Its natural habitats are subtropical or tropical dry forests and subtropical or tropical dry shrubland. One of Darwin’s finches, the species was the first which scientists have observed evolving in real-time due to competition from another species. [1] Specifically, the beak of the medium ground-finch reduced in size over two decades in order to eat smaller seeds, as larger species which were …
en.wikipedia.org/wiki/Geospiza_fortis

CalPhotos: Geospiza fortis; Medium ground finch
CalPhotos Geospiza fortis; Medium ground finch (detail page)
calphotos.berkeley.edu/cgi/img_query?query_src=photos_fauna_sci-Bird&seq_num=28366&one=T

CalPhotos: Geospiza fortis; Medium Ground Finch
CalPhotos Geospiza fortis; Medium Ground Finch (detail page)
calphotos.berkeley.edu/cgi/img_query?query_src=photos_fauna_sci-Bird&seq_num=27627&one=T

Medium Ground-finch (Geospiza fortis) – BirdLife species factsheet
Search for Important Bird Area sites (IBAs) around the world. … BirdLife Species Champions appeal Donate to this groundbreaking initiative so that together we can turn the tide …
www.birdlife.org/datazone/sites/index.html?action=SpcHTMDetails.asp&sid=9602&m=0

Geospiza fortis – Wikimedia Commons
Geospiza fortis … Deutsch: Mittel-Grundfink   · English: Medium Ground-finch   · … Bird number 2
commons.wikimedia.org/wiki/Geospiza_fortis

The Galapagos Ground Finch is Endemic to the Galapagos Islands
… finch bird on Wolf Island, it is the Sharp Beaked Ground Finch. This bird is known … 3) Medium ground finch: (Geospiza fortis) can be seen in the major Islands (Isabela, Santa Cruz …
www.galapagos-islands-tourguide.com/galapagos-ground-finch.html

News in Science – Darwin’s finches evolving fast – 17/07/2006
The medium ground finch (Geospiza fortis), of Daphne Island was nudged, and then shoved, to evolve a … In fact, it happened in a single bird generation, Grant explains. The …
www.abc.net.au/science/news/stories/s1688507.htm

Medium Ground-finch – BirdLife Species Factsheet
… Medium Ground-finch   Geospiza fortis … Important Bird Areas Click here to view map showing IBAs where species is …
www.birdlife.info/wbdbwebstaging/SpcHarnessDetails.asp?sid=9602&m=0

WINGS Birding Tours to The Galápagos Islands, A WINGS Charter …
WINGS Birding Tours to The Galápagos Islands, A WINGS Charter – Bird … Medium Ground-Finch: 5: 25: Geospiza fortis: Espanola Large Cactus-Finch: 1: 25: Geospiza c. conirostris
wingsbirds.com/birdLists/birdlist/198

Bird list for a trip to the Galápagos Islands, July 2004
Bird list for the Galapagos Islands; Ecuador … Medium Ground-Finch Geospiza fortis Small Ground-Finch Geospiza fuliginosa
www.v-liz.com/galapagos/lists.htm

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