no ordinary world — caffeine

A Bee's Buzz

Where do bees get their buzz?  No, I’m not referring to the sound their vibrating wings make when they fly.  In fact, I’m talking about a much more colloquial “buzz” – the one you get from caffeine when you drink a cup of coffee.  It turns out bees also enjoy the little boost in energy they reap from coffee plants when they drink the nectar, which contains low levels of caffeine that the pollinators obtain much satisfaction from. Plants originally evolved caffeine as a defense against herbivory because it can be toxic at high levels.  However, at low levels, it...