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Pausing to swarm: locust intermittent motion is instrumental for swarming-related visual processing
Yossef Aidan1, Itay Bleichman1, Amir Ayali1,2
1School of Zoology, Tel Aviv University, Tel Aviv 6997801, Israel.
Biology Letters
|February 20, 2024
Summary
Locusts are more likely to join swarming motion when visual cues appear during their pauses. This highlights the critical role of intermittent motion in coordinating collective animal behavior.
Area of Science:
- Animal behavior
- Locomotion
- Collective motion
Background:
- Intermittent motion is common in animal locomotion.
- Collective motion requires processing social and environmental information for coordination.
- Locust swarming involves visual cues and decision-making.
Purpose of the Study:
- To investigate the interaction between intermittent motion and visual decision-making in locust swarming.
- To understand how locusts coordinate movement based on visual stimuli during intermittent locomotion.
Main Methods:
- Compared individual locust behavior in response to continuous vs. semi-closed-loop visual stimuli.
- Semi-closed-loop conditions involved stimuli moving in-phase or out-of-phase with locust walking (during pauses).
Main Results:
- Locusts showed a greater tendency to respond and join swarming motion when visual stimuli were presented during their pauses.
- This confirms the significant role of pauses in locusts' collective motion decision-making.
Conclusions:
- Pauses in intermittent motion are crucial for collective motion-related decision-making in locusts.
- Understanding intermittent motion provides insights into group cohesion and coordination in animal swarms.
