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Common Cactus Finch

Common Cactus Finch
British scientist Charles Darwin’s studies of finches in the Galápagos Islands laid the groundwork for his theory of natural selection. His finding that each island was home to a similar yet distinct species of finch helped convince him of the gradual nature of evolution. Shown here is the common cactus finch of Santa Fe Island, Galápagos Islands.
Tui De Roy/Bruce Coleman, Inc.
Appears in these articles:
Finch; Darwin, Charles Robert
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