Addictive Flower Nectar

By: Ann Northrup

Ann Northrup spent her undergraduate years at the University of Michigan, where she earned a Bachelor of Science in microbiology….

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Humans are not the only willing consumers of caffeine. After sipping lightly caffeine-laced nectar from certain plants, not surprisingly including the coffee plant, a bee’s learned memory for reward ensures faithful pollination services for the dispensing plant. The study suggests a deep-seated similarity in certain aspects of brain chemistry across the animal kingdom.

Science News, Vol 183,  #8, pg 17