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A Behavioral Assay for Investigating the Role of Spatial Memory During Instinctive Defense in Mice
Published on: July 21, 2018
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Mice make temporal inferences about novel locations based on previously learned spatiotemporal contingencies
Ezgi Gür1,2, Yalçın A Duyan2,3, Fuat Balcı4,5
1Department of Biological Sciences, University of Manitoba, 50 Sifton Road, Room 222, Winnipeg, R3T 2M5, Canada.
Animal Cognition
|November 17, 2022
Summary
Mice infer reward timing at new locations based on learned spatial-temporal patterns. Their anticipatory responses at novel sites fall between known reward intervals, suggesting Bayesian-like computations.
Area of Science:
- Neuroscience
- Animal Behavior
- Computational Neuroscience
Background:
- Animals exhibit complex anticipatory behaviors organized by learned spatiotemporal contingencies.
- The underlying computational mechanisms for spatiotemporally guided behavior remain incompletely understood.
Purpose of the Study:
- To investigate if mice can make temporal inferences about novel locations based on established spatiotemporal learning.
- To explore the computational basis of temporal expectation in relation to spatial context.
Main Methods:
- Eighteen C57BL/6J mice were trained to anticipate rewards after specific intervals at three distinct locations.
- Temporal expectations were tested at five locations, including novel adjacent sites, assessing response rates relative to learned intervals.
Main Results:
- Mice demonstrated anticipatory responses at novel locations.
- The peak response rates at novel locations occurred at times falling between the reward intervals previously learned at adjacent trained locations.
Conclusions:
- The findings suggest mice can interpolate temporal information for novel locations based on learned spatiotemporal contingencies.
- This behavior may be supported by spatially constrained Bayesian computational processes.
