Yarsagumba: Aphrodisiac Fungus Faces Extinction in Nepal
June 11th, 2012 |
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Climate change and overharvesting have put a Himalayan fungus valued for its purported aphrodisiac qualities at risk of extinction. Known variously as yarsagumba, yarchagumba, yartsa gunba, yatsa gunbu and, more colloquially, “Himalayan Viagra,” the parasitic caterpillar fungus Cordyceps (Ophiocordyceps sinensis) grows on and kills Tibetan ghost moths during their larval phase underground. A tiny mushroom [...]
Keep reading »Geese May Be Helping to Spread Frog-Killing Chytrid Fungus
April 19th, 2012 |
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The frog-killing fungus Batrachochytrium dendrobatidis (Bd), which causes the disease chytridiomycosis, has been blamed for about 100 amphibian extinctions around the globe since it was first observed in 1998, but clear information on exactly how it spreads has remained a mystery. Now a team of scientists working in Belgium have come up with one potential [...]
Keep reading »Bat-Killing Fungus Continues Deadly Spread; Death Toll Now at 7 Million
April 3rd, 2012 |
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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, [...]
Keep reading »Killer Fungus Targeting Endangered Rattlesnakes
February 23rd, 2012 |
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In 2008 biologists studying the eastern massasauga rattlesnake (Sistrurus catenatus catenatus) made a gruesome discovery: three sick snakes suffering from disfiguring lesions on their heads. All three died within the next three weeks. A fourth snake, found in 2010, also died from the mysterious growths and ulcers. Necropsies uncovered the source of the lesions: a [...]
Keep reading »Extinction Looms for Rare Frog Species, Now Down to 1 Individual
February 21st, 2012 |
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And then there was one. The last known Rabb’s fringe-limbed tree frog (Ecnomiohyla rabborum) now lives by himself at Zoo Atlanta in Georgia after the zoo euthanized the only other member of its species. The euthanized frog, another male, had been experiencing a “marked decline in health and behavior” according to a Zoo Atlanta news [...]
Keep reading »Could an Artificial Cave Help Protect Bats from Deadly Fungus?
November 1st, 2011 |
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The deadly fungal infection known as white-nose syndrome (WNS) has killed at least a million bats since it was first observed in 2006. In some areas more than 90 percent of the bats have been wiped out. Scientists have been behind the eight ball in their efforts to protect bats from this mysterious and devastating [...]
Keep reading »Whitebark Pine Turned Down for Endangered Species List
July 21st, 2011 |
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Whitebark pine (Pinus albicaulis) are at risk of extinction due to climate change and invasive species, the U.S. Fish and Wildlife Service (FWS) declared on Monday, but the trees will not be added to the endangered species list because other as yet protected species are a “higher priority.” (In other words, there’s just not enough [...]
Keep reading »Deadly fungus spreads to ninth North American bat species
June 15th, 2010 |
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The deadly fungal infection that afflicts bats known as white-nose syndrome (WNS) has now been found on another U.S. bat species, the ninth since the infection was first observed four years ago. According to the Center for Biological Diversity, WNS has now beset 20 percent of North America’s bat species. WNS’s latest victim is the [...]
Keep reading »“Extinct” Australian frog reappears 30 years after last sighting
March 4th, 2010 |
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The yellow-spotted bell frog (Litoria castanea), last observed in 1970s, has long been thought to be extinct in the wild. Scientists believed it was probably a victim of the deadly chytrid fungus that has devastated amphibian populations around the world. But last year, Luke Pearce, a fisheries conservation officer in the Australian state of New [...]
Keep reading »New tools in the fight against frog-killing fungus available online
As the deadly chytrid fungus (Batrachochytrium dendrobatidis, or Bd ) continues its spread around the globe, putting thousands of amphibian species at risk of extinction, scientists are taking a few steps to control it, or at least understand it better. First, researchers led by Jamie Voyles of James Cook University in Townsville, Australia, believe they [...]
Keep reading »Supersize Spores Make Fungal Infections More Deadly, Possibly Explaining Victims in Missouri

This season’s tornado outbreak in the U.S. left some unusual casualties in its wake. At least three people have reportedly died from a virulent fungal infection and several more remain infected following the storms that struck Missouri last month. Such severe fungal infections are rare but can be fatal if allowed to spread throughout the [...]
Keep reading »Fungus-farming leaf-cutter ant’s genome sequenced [Video]
February 11th, 2011 |
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Tens of millions of years before humanity sowed its first crops, a somewhat humbler organism was starting up its own large-scale agricultural operations. Leaf-cutter ant species depend on actively managed fungus farming to feed their teaming colonies. The ant’s newly sequenced genome, based on three male Atta cephalotes ants collected in Gamboa, Panama, and described [...]
Keep reading »Seeing Bacteria

I got a really fun early Christmas gift yesterday, Moyasimon 1: Tales of Agriculture, a manga series about a boy who can see microbes. His skills lead to some exciting fermentation-related adventures at his agriculture college. I learned a lot about miso, sake, and meats that ferment underground! The microbes are super cute, and it [...]
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