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Addition and subtraction by honeybees.

William A Roberts1

  • 1Department of Psychology, University of Western Ontario, London, ON, Canada. roberts@uwo.ca.

Learning & Behavior
|May 10, 2019
PubMed
Summary
This summary is machine-generated.

Honeybees can perform simple addition and subtraction. Researchers found bees could add or subtract one from a displayed number, using color cues to determine the operation.

Keywords:
HoneybeesNumerical cognition

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Area of Science:

  • Animal cognition
  • Behavioral neuroscience
  • Insect behavior

Background:

  • Numerical cognition is a complex cognitive ability observed across various species.
  • Understanding numerical processing in insects like honeybees offers insights into the evolution of mathematical cognition.

Purpose of the Study:

  • To investigate honeybees' capacity for abstract numerical operations.
  • To determine if honeybees can perform addition and subtraction based on visual cues.

Main Methods:

  • Honeybees were trained to associate a set of shapes with a specific quantity.
  • Choice tasks were designed where bees had to select a pattern representing an altered quantity (plus or minus one).
  • Color cues were used to signal whether addition or subtraction should be performed.

Main Results:

  • Honeybees successfully learned to perform addition and subtraction operations.
  • The bees' performance indicated an understanding of quantity manipulation beyond simple memorization.
  • Color-based cues effectively guided the bees in applying the correct operation.

Conclusions:

  • Honeybees demonstrate a sophisticated level of numerical cognition, including abstract arithmetic abilities.
  • This study provides evidence for the presence of basic mathematical skills in a non-primate insect.
  • The findings suggest that numerical processing may be more widespread in the animal kingdom than previously thought.