Bees Prefer Flowers with Caffeine...
Also nicotine ! A study conducted at the University of Haifa r... ...ubstances known to be toxic, such as caffeine and nicotine ... Caffeine is found at concentration levels of 1... ...showed that bees clearly prefer nectar containing nicotine and caffeine over the “cleanâ...
https://www.neatorama.com/2010/05/22/bees-prefer-flowers-with-caffeine/
