It was already known that bees could grasp the concept of zero. However, it appears they are also capable of performing basic addition and subtraction.

MELBOURNE, Australia (CNN) - Does math give you trouble? Here's some encouragement: Despite their miniature brains, a new study says honeybees can learn basic arithmetic. If they can do it, so can you ...

Expanding our understanding of the relationship between brain size and brain power, researchers discover that bees can do basic arithmetic Researchers have found bees can do basic mathematics, in a ...