Darwin's finches

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Darwin's finches

pl n
(Animals) the finches of the subfamily Geospizinae of the Galapagos Islands, showing great variation in bill structure and feeding habits: provided Darwin with evidence to support his theory of evolution

Dar′win's finch′es


n. pl.
a group of Galapagos Island finches, esp. of the genus Geospiza, that were observed by Charles Darwin and provide a striking example of speciation.
[1945–50]
References in periodicals archive ?
The variant has been around for a long time, perhaps 1 million years or more, and may have come from interbreeding with tree finches, the researchers find.
Three species of tree finches, one species of woodpecker, and one species of mangrove finch are classified in the genus Camarhynchus.
scandens and the diagonal pliers of the tree finches.