A Recent Origin of Marmots
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W.Kelley Thomas; Sandra L. Martin
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Article
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1993
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Elsevier Science
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English
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The complete mitochondrial cytochrome b genes from four ground squirrels, a marmot, and a tree squirrel were sequenced and compared. A level of divergence three times lower than expected based on fossil evidence was found between the marmot and the ground squirrels. The observed divergence was simil