Bumblebees Recognize People

This article explains that bumblebees trained with photos can remember faces. Does that mean bees could be used to assassinate people who are allergic? I go to the positive immediately...

From bees to wasps, spiders and even sheep, other animals have proven they can not only recognize our faces, but they navigate mazes, match objects and shapes and even associate smells with previous experiences. "Sometimes I wonder what we are doing with two-kilogram brains," mused Srinivasan.

Uh, making mazes and training insects to recognize photos?