Enjoy Wine? Thank a Wasp

Inkfish
By Elizabeth Preston
Jul 31, 2012 4:06 AMNov 5, 2019 12:20 AM

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Where would we be without yeast? Sober, for one thing. And stuck assembling our sandwiches between two crackers. Humans have relied on the hardworking microorganism for millennia to keep us fed and festive. Without realizing it, we may also have been relying on yeast's insect helpers: wasps that escort it around, store it during winter, and regurgitate it up for the next generation.

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