Wednesday, April 4, 2012

Bat-Killing Fungus Continues Deadly Spread; Death Toll Now at 7 Million



Extinction countdown: North American Bats

"Things keep getting worse for North American bats. Nearly seven million from various species have now fallen victim to the deadly but little-understood disease known as white-nose syndrome (WNS) since it was first observed in February 2006. The fungus that causes WNS, Geomyces destructans, has quickly spread from cave to cave and state to state, and the disease itself was confirmed for the first time west of the Mississippi River this week. This makes 19 U.S. states and four Canadian provinces where the disease can now be found. WNS has a 70 to 100 percent mortality rate; it has no cure or treatment, nor is it entirely clear how it kills bats."

(Read more at  Scientific American's  Extinction Countdown blog)

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