Contact: Will Sansom
University of Texas Health Science Center at San Antonio
Caption: The mouse-sized naked mole rat is the longest-lived rodent known, surviving up to 31 years in captivity. Scientists are studying its longevity, including its ability to maintain good health and reproductive potential well into its third decade.
Credit: Barshop Institute for Longevity and Aging Studies/The University of Texas Health Science Center San Antonio
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