Darwin's Finches Website According to the Website: "Among the Darwin's finches, there is general agreement as to the existence of 13 Galapagos species." This webpage has photos of 11 Darwin's finches.
The Globe and Mail: "Single genes have multiple effects
By STEPHEN STRAUSS - Saturday, January 15, 2005, Page F8
Hardly a day passes without the announcement of the discovery of a gene for heart disease or intelligence or eye colour or something else. But the discoverers know that if they are true to the complicated nature of DNA, they should add, 'And the gene for a whole lot of other things too.'" Pay for full Article.
Telegraph | Connected | When mollusc meets microchip
Telegraph | Connected | When mollusc meets microchip: "Another iconic image pays tribute to Charles Darwin. The illustration of Darwin's finches was the choice of Lord May, president of the Royal Society. Darwin visited the Galapagos Islands in 1835 in the Beagle and collected 14 finches from the archipelago, which he initially thought were as different from each other as robins and woodpeckers on the mainland."