
Cordyceps quiz
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How does Cordyceps affect the host's central nervous system?
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More questions about Cordyceps
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Why does Cordyceps usually only infect one kind of insect?
Answer: Strict species requirements
Why: Lab work found the fungus answers each host species' brain with its own chemical mix, so only its natural host is fully manipulated.
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Which survival video game series was inspired by real Cordyceps fungi?
Answer: The Last of Us
Why: Neil Druckmann got the idea from a 2006 Planet Earth segment showing Cordyceps steer an ant to its death, then sprout from its head.
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Which season marks the start of the Himalayan Cordyceps harvesting period?
Answer: Late spring
Why: Snowmelt sets the start, mostly May into June, for what Tibetans call yartsa gunbu, summer grass, winter worm.
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In Tibetan legend, what led to Cordyceps being used as medicine?
Answer: Observing healthy livestock
Why: Its Tibetan name, yartsa gunbu, means 'summer grass, winter worm', for the grass-like stalk that sprouts from a dead larva.
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Why does Cordyceps sinensis grow only at high altitudes?
Answer: Its moth host lives only there
Why: Its ghost moth host lives only in alpine meadow, and the fungus itself stalls above about 21 degrees.
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How does cordycepin help Cordyceps militaris infect insects?
Answer: Evading host immunity
Why: Cordyceps militaris makes cordycepin, which stopped insect immune genes from switching on in fly cells and moth larvae.