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Updated: Jul 12, 2026
06:25
A Real-Time Interactive System for Studying Confrontational Pursuit Behavior in Rodents
Published on: May 16, 2025
Unpredictable prey motion shapes behavior across time scales
Sean C Cadigan1, Nathon A Smith2, Te K Jones3
1The University of Arizona, Tucson, AZ 85721, USA.
The Journal of Experimental Biology
|July 10, 2026
Summary
Bats adjust their echolocation calls and hunting strategies based on prey movement predictability. Unpredictable prey triggers more frequent sonar calls and delays capture, enhancing hunting success.
Area of Science:
- Behavioral Ecology
- Neuroethology
- Bioacoustics
Background:
- Predator-prey interactions involve complex tracking and interception behaviors.
- Echolocating bats provide a model system for studying sensory-motor control during pursuit.
Purpose of the Study:
- To investigate how target motion predictability affects bats' short-term sonar control and long-term motor plans during prey tracking.
- To characterize the influence of target motion predictability on behavioral control strategies in echolocating bats.
Main Methods:
- Utilized a controlled experimental paradigm to manipulate prey motion predictability.
- Applied computational methods to analyze bat echolocation calls and motor responses.
- Observed behavioral transitions between tracking and capture phases.
Main Results:
- Bats increased sonar call rate and burst frequency when tracking unpredictable prey.
- Target motion unpredictability delayed the transition from the tracking to the capture phase.
- Motor control changes were observed sequentially, first in vocalization, then in ear motion.
Conclusions:
- Prey motion predictability significantly influences both immediate sonar adjustments and strategic hunting phase transitions in bats.
- Bats adapt their echolocation behavior to gather more information about unpredictable targets, optimizing capture success.
- The sequential motor adjustments suggest a coordinated neural process underlying adaptive hunting behavior.
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