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Honey Bee Waggle Dance Precision Depends on the Audience, Experiments Show

Controlled hive tests reveal feedback from attentive, foraging‑age followers sharpens the signal's location code.

Overview

  • Researchers from UC San Diego, the Chinese Academy of Sciences, and Queen Mary University report in PNAS that dancers lost precision when attentive followers were scarce.
  • Teams manipulated the hive “dance floor” by varying follower numbers and by adding young non‑foraging workers to isolate how audience size and age affect the signal.
  • With few or too‑young followers, dancers wandered more, ran fewer circuits, and their angle for direction and duration for distance varied more than normal.
  • Frequent antennal and body contacts from followers likely informed dancers about who was watching, pointing to tactile cues as the feedback channel.
  • The authors say the results reveal two‑way communication in bee foraging and could inform how engineers design swarm robots and other distributed systems that rely on shared signals.