Do you have any exams coming up? http://imagefap.in.net beta imagefap Nearly 6 million North American bats have died from WNS since the disease was first reported there in 2006. The killer disease threatens hibernating bats by causing them to rouse from their slumber prematurely, putting a strain on the precious energy reserves the bats need to make it through a winter of hibernation. A build-up of white fungus around the noses of infected bats gives WNS its name.