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Related Concept Videos

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Related Experiment Video

Updated: May 14, 2026

Radio Frequency Identification and Motion-sensitive Video Efficiently Automate Recording of Unrewarded Choice Behavior by Bumblebees
09:09

Radio Frequency Identification and Motion-sensitive Video Efficiently Automate Recording of Unrewarded Choice Behavior by Bumblebees

Published on: November 15, 2014

Floral nectar guide patterns discourage nectar robbing by bumble bees.

Anne S Leonard1, Joshua Brent, Daniel R Papaj

  • 1Department of Biology, University of Nevada, Reno, Reno, Nevada, United States of America. anneleonard@unr.edu

Plos One
|February 19, 2013
PubMed
Summary
This summary is machine-generated.

Floral nectar guides, patterns on flowers, make legitimate bee visits more efficient than nectar robbing. This encourages bees to pollinate flowers rather than steal nectar, benefiting plants.

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Area of Science:

  • Plant-pollinator interactions
  • Animal behavior
  • Floral evolution

Background:

  • Floral displays evolve to attract pollinators and deter antagonists.
  • Bees can act as both pollinators and nectar robbers, accessing nectar without pollinating.
  • Nectar robbing reduces the reproductive success of plants.

Purpose of the Study:

  • To investigate how floral nectar guide patterns influence bee behavior.
  • To determine if nectar guides affect the propensity of bees to rob nectar versus visiting flowers legitimately.
  • To assess the impact of nectar guides on the efficiency of legitimate pollination versus nectar robbing.

Main Methods:

  • Artificial flowers with and without symmetric nectar guide patterns were used.
  • The behavior of bumble bees (Bombus impatiens) visiting these artificial flowers was observed.
  • The frequency of legitimate nectar access versus nectar robbing was recorded and compared.

Main Results:

  • Nectar guides made legitimate nectar access more efficient for bees than nectar robbing.
  • Flowers with nectar guides had a higher relative frequency of legitimate visits compared to flowers without guides.
  • Nectar guides influenced bee flower handling, potentially benefiting the plant.

Conclusions:

  • Floral nectar guide patterns can influence bee behavior, promoting legitimate pollination over nectar robbing.
  • Nectar guides enhance the efficiency of legitimate floral visits, potentially increasing pollination success.
  • This finding highlights a mechanism by which floral traits can shape pollinator behavior to the plant's advantage.