Study: Salamanders in the Appalachians are smaller

Associated Press: Some scientists suggest it could be still another sign of climate change: Salamanders in the Appalachian Mountains are getting smaller, they say, because in a drier, warmer climate, the little cold-blooded creatures use more energy to stay alive. "As their temperature rises, all their physiological rates increase," said Michael Sears, a Clemson University biologist. "All else being equal, that means there is less energy for growth." In a study earlier this year in the journal Global Change......

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