Bees Have to Choose (IMAGE) CNRS Caption After learning that images depicting the fewest number of elements were matched with rewards, bees chose the blank image. This experiment demonstrates that these insects consider zero, the empty set, to be less than any whole number. Credit © Scarlett Howard & Aurore Avarguès-Weber Usage Restrictions © Scarlett Howard & Aurore Avarguès-Weber License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.