White Nose Syndrome is known to affect all six species
of hibernating bats that occur in the northeastern U.S. and has recently been confirmed in three other species — making the total number of species affected at nine.
Fungus is killing millions
of hibernating bats in North America, and the resulting disease is spreading.
For more on bats and white nose syndrome, see Merlin D. Tuttle's book America's Neighborhood Bats, David Quammen's article «Bat Crash» in the December 2010 issue of National Geographic, the Fort Collins Science Center website on «White - Nose Syndrome Threatens the Survival
of Hibernating Bats in North America,» the National Wildlife Health Center's website on «White - Nose Syndrome (WNS),» or Wikipedia's articles on «White nose syndrome» or on the fungus genus «Geomyces.
First noticed in North America in the winter of 2006 - 2007, the disease exterminated some whole colonies
of hibernating bats on the East Coast, though some species have proved less susceptible.
First noticed in North America in the winter of 2006 — 2007, the disease exterminated some whole colonies
of hibernating bats on the East Coast, though some species have proved less susceptible.
Millions
of hibernating bats from six species have been infected with the fungus Pseudogymnoascus...
Millions
of hibernating bats from six species have been infected with the fungus Pseudogymnoascus destructans, or Pd.
The biologists had been conducting winter surveys throughout the Canadian province for two years, monitoring the health
of hibernating bats.
Many populations
of hibernating bats have died off shortly after encountering a new, virulent fungal infection known as white nose syndrome.
Since the winter and early spring of 2006, huge numbers
of hibernating bats have contracted the skin - digesting infection (SN: 9/10/11).
Not exact matches
Virus hit Missouri in 2010 Two years ago, Missouri biologists surveying caves and other sites where animals
hibernate saw signs suggesting the presence
of white - nose fungus on resting
bats.
Last year, data emerged indicating the same fungus inhabits caves and other sites where
bats hibernate in Europe — and probably has been part
of their ecosystems for hundreds
of years, if not millennia.
Such research projects are important, he says, to establish whether nascent signs
of recovery in a few early - hit North American
hibernating sites are anomalous, are signs that some
bats are developing immunity to the fungus — or merely represent stragglers that the fungus has yet to find.
In the mean time, Missouri stepped up its surveys
of bat -
hibernating sites.
Non-migratory species
of bat typically
hibernate through the winter months, so they do not need to adjust their foraging behaviour to survive.
After
hibernating in refrigeratorlike chambers containing the compound, which is produced by a soil bacterium (a strain
of Rhodococcus rhodochrous), diseased little brown and northern long - eared
bats emerged healthy.
During hibernation, the body temperatures
of bats drop to the cold ambient temperatures
of their «hibernacula» (the caves and abandoned mines where the
bats hibernate).
In March 2009 a
hibernating bat with a white spot on its muzzle — otherwise in apparently good health — was found in France, the first confirmed sighting
of the fungus outside
of North America.
Yet researchers have also found carcasses
of cave -
hibernating bats, including the little brown
bat and the northern long - eared myotis — two species that have been devastated by the fungal disease white nose syndrome and that are now being considered for protection under the Endangered Species Act.
WNS infects the skin
of bats while they
hibernate.
The fungus can infect nearly every
bat in a
hibernating colony by the end
of the winter.
The purpose
of her research is to support data - driven surveillance strategies and management options for mitigating impacts
of WNS on
hibernating bat populations.
Culling will not stop the spread
of a deadly fungus that is threatening to wipe out
hibernating bats in North America, according to a new mathematical model.
And though
bats are classically associated with Halloween, all but some
of the more hardy species will have migrated to their
hibernating spaces by this time
of year.
16, 290 (2010)-RSB- which reports that Gd was found on a single
bat in France and another In Press (Wibbelt et al.) that shows a wider distribution
of Gd on several
hibernating bat species in Europe.