Tag: Galapagos Islands
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Nation & World
Saving tortoises by a hair
Five species of giant, long-lived Galapagos tortoises are thought to have gone extinct, but recent DNA analysis shows that some may survive on other islands in the archipelago, according to work by Michael Russello, Harvard Hrdy Fellow in Conservation Biology.
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Nation & World
Pecking order
Harvard researchers have found that a new investigation of tissues and signaling pathways in finches’ beaks reveals surprising flexibility in the birds’ evolutionary tool kit.