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Coordinated Behaviour in Pigeon Flocks
Makoto Yomosa1, Tsuyoshi Mizuguchi1, Gábor Vásárhelyi2
1Department of Mathematical Sciences, Osaka Prefecture University, Osaka, Japan.
Plos One
|October 21, 2015
Summary
Pigeon flocking behavior shows decisions are linked to position. Pigeons use mixed turning strategies, balancing relative position with turn dynamics during flight.
Area of Science:
- Animal behavior
- Biomechanics
- Collective motion
Background:
- Understanding collective animal behavior is crucial for fields like robotics and ecology.
- Pigeon flocking provides a model system for studying complex group dynamics.
Purpose of the Study:
- To analyze the kinematic aspects of pigeon flocking behavior.
- To quantitatively investigate the internal motion and decision-making processes within pigeon flocks.
Main Methods:
- Analysis of GPS trajectory data from pigeon flocks.
- Quantitative investigation of flock internal motion using pairwise statistics.
Main Results:
- A strong relationship exists between the temporal order of directional changes and the spatial order (longitudinal position) within the flock.
- Pigeons employ a combination of parallel-path and equal-radius turning strategies during circling maneuvers.
- Later turns result in pigeons falling behind, consistent with an equal-radius turning model, especially in tighter turns.
Conclusions:
- Pigeon flocking behavior is characterized by ordered decision-making linked to spatial positioning.
- The observed turning strategies reflect a dynamic balance between maintaining flock cohesion and executing efficient maneuvers.
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