Settlers who came to Easter Island around 1200 A.D. ate a diet that consisted mostly of rats, according to a study of the teeth of 41 skeletons found on the island. Researchers had expected to see more evidence of seafood. "Traditionally, from Polynesian cultures you have a heavy predominance of using marine products, especially in the early phase of colonization," said Amy Commendador, a researcher from Idaho State University's Idaho Museum of Natural History. But "because of their geographic location and climate conditions, there just weren't as many marine products for them to get."

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