Uncommon Descent Serving The Intelligent Design Community

Adaptation as Proof of Evolution

In 1831 Charles Darwin boarded the HMS Beagle to gather biological information from around the world. It was a wonderful opportunity for the young naturalist, and Darwin saw many fascinating wonders. The voyage is best known for its stop at the Galápagos Islands off the coast of Ecuador. There Darwin observed finches, mockingbirds and tortoises that varied distinctly from island to island. Some finches lived in coastal areas on the ground, others lived in forest trees, yet another lived in bushes. And the diet of these varieties varied considerably. One of the species ate buds and fruit, another prickly pear, others ate seeds and others were insectivores. And one of the insectivores even used a twig to fish out insects from crevices in the tree bark. Nicholas Lawson, the vice-governor who entertained Darwin over dinner claimed that so distinct were the tortoises from island to island that given the tortoise shell he could identify the island of origin.  Read more

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