Researchers say that the giant tortoises on San Cristóbal Island are a new species. They say the earlier name given to the living animals describes tortoises that completely disappeared years ago.
Scientist Report New Tortoise Species on Galapagos Islands
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Investigators measure tortoises during a census, on the island of San Cristobal, Galapagos Islands, Ecuador November 12, 2016. Picture taken November 12, 2016. Galapagos National Park/Handout via REUTERS