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Updated: Jun 10, 2026
08:04
Measuring Sensitivity to Viewpoint Change with and without Stereoscopic Cues
Published on: December 4, 2013
View-based strategy for reorientation by geometry.
Tommaso Pecchia1, Giorgio Vallortigara
1Center for Mind and Brain Sciences, University of Trento, Corso Bettini, 31 38068 Rovereto, Italy. tommaso.pecchia@unitn.it
The Journal of Experimental Biology
|August 17, 2010
Summary
Animals use view-based strategies for reorientation, relying on geometric cues. This study shows chicks use egocentric spatial navigation, not just map-like representations, for environmental reorientation.
Area of Science:
- Cognitive Science
- Animal Behavior
- Neuroscience
Background:
- Animals navigate environments using geometric information, with allocentric representations widely accepted.
- Egocentric (view-based) strategies are theoretically proposed for efficient visuo-spatial navigation.
Purpose of the Study:
- To provide evidence for view-based strategies in animal reorientation using geometric cues.
- To investigate the dissociation between spatial and non-spatial learning in navigation.
Main Methods:
- Domestic chicks were trained in a rectangular array of pipes to find a food reward.
- The stability of the reward opening's direction relative to the array was manipulated.
- Distinctive featural cues were used to characterize the correct pipe in some conditions.
Main Results:
- Chicks successfully reoriented using configural geometry when the opening direction was stable.
- Navigation failed when the opening direction changed, indicating reliance on view-based cues.
- Distinctive cues enabled learning irrespective of opening stability, dissociating place-navigation from non-spatial learning.
Conclusions:
- Findings support the use of view-based strategies for reorientation by animals utilizing geometric information.
- This challenges the exclusive reliance on allocentric representations for spatial navigation in animals.
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