Pika Rodent Numbers Decreasing in the West
From Times Staff and Wire Reports
Populations of the American pika, a hamster-like rodent unable to survive in warm climates, continue to decline in the West, apparently due in part to global warming, researchers said.
Local populations of pikas are extinct at more than one-third of 25 sites surveyed since the mid-1990s in the Great Basin region, according to the study conducted by a researcher for the U.S. Geological Survey.
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