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Association between increased behavioral persistence and stereotypy in the pet dog
Alexandra Protopopova1, Nathaniel J Hall1, Clive D L Wynne1
1Department of Psychology, University of Florida, 945 Center Drive, Gainesville, FL 32611, USA.
Behavioural Processes
|May 13, 2014
Summary
Dogs exhibiting stereotypy show greater persistence in learning tasks. This suggests that behavioral interventions for stereotypic behaviors in pet dogs need careful consideration due to enhanced resistance to extinction.
Area of Science:
- Animal behavior
- Canine cognition
- Behavioral neuroscience
Background:
- Stereotypic behaviors are repetitive, invariant behaviors with no obvious goal or function.
- Previous research indicates a link between stereotypy and behavioral persistence in laboratory and zoo animals.
- Understanding these links in pet dogs can inform behavior modification strategies.
Purpose of the Study:
- To investigate if pet dogs with stereotypy exhibit higher behavioral persistence.
- To assess the relationship between stereotypy and resistance to extinction in dogs.
- To explore the implications for managing stereotypic behaviors in companion animals.
Main Methods:
- A resistance to extinction test was conducted on 13 pet dogs with stereotypy and 13 controls.
- Dogs were trained to nose-touch a hand for a food reward on a continuous reinforcement schedule.
- Behavioral persistence was measured by the number of responses and inter-response times during extinction (no reward).
Main Results:
- Dogs with stereotypy showed significantly more responses during the extinction phase compared to control dogs.
- Stereotypy status was a significant predictor of the number of responses in extinction (P=.027).
- The mean number of responses in extinction was 26.0 for the stereotypy group versus 13.4 for the control group.
Conclusions:
- Pet dogs with stereotypy demonstrate enhanced resistance to extinction, supporting findings in other animal populations.
- These results suggest a neurophysiological link between stereotypy and behavioral persistence across different contexts.
- Extinction-based procedures for reducing stereotypic behaviors in pet dogs may require adjustments due to this heightened persistence.
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