Darwin’s Finches beak variation due to ALX1 gene, study reveals

February 12, 2015 4:59 AM

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Darwin’s Finches beak variation due to ALX1 gene, study reveals

Darwin’s finches have been one of the most-researched birds in the entire world, and once again, a group of scientists in Sweden, as well as the United States, have done some more research on these diverse little birds. Scientists, including Darwin himself, were always amazed at the beak diversity that exists within the species. It’s something that isn’t seen anywhere else in science, like this, or in nature for that matter – but here, it appears to happen regularly, and without any cause.

The study has appeared in the science journal called “Nature.” Darwin’s theory, as connected to natural selection, reinforced the fact that for these birds – ultimately what was at play was the necessity to survive from different food sources as the bird evolved from its original, and earliest ances...

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