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Related Experiment Video

Updated: Jun 22, 2025

A Method for Investigating Change Blindness in Pigeons Columba Livia

A Method for Investigating Change Blindness in Pigeons Columba Livia

Published on: September 7, 2018

Revisiting Perdeck's massive avian migration experiments debunks alternative social interpretations.

Morrison T Pot^1,2,3, Marcel E Visser^1,3, Barbara Helm^3,4

¹Department of Animal Ecology, Netherlands Institute of Ecology (NIOO-KNAW), Wageningen, The Netherlands.

Biology Letters

|July 2, 2024

Summary

This summary is machine-generated.

Juvenile starlings navigate using inherited genetic information, not social learning. This implies that genetic changes are necessary for these birds to adapt their migration routes to global environmental changes.

Keywords:

Sturnus vulgaris migration social learning true-goal navigation vector navigation

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Area of Science:

Ornithology
Animal Behavior
Evolutionary Biology

Background:

Understanding avian migration adaptation requires distinguishing genetic versus environmental influences on migratory behavior.
Classic experiments suggested juvenile birds use inherited 'vector navigation', but social learning remained a potential factor.

Purpose of the Study:

To re-evaluate the navigation mechanisms of juvenile common starlings (Sturnus vulgaris) using updated data and integrated analyses.
To determine whether social learning or inherited information primarily guides juvenile starling migration.
To assess the potential for adaptation to global change in starling migration patterns.

Main Methods:

Integrated analysis of historical translocation data (>14,000 common starlings) with newly available historical data.
Statistical evaluation of juvenile migratory performance after translocation, comparing inherited navigation versus social learning hypotheses.
Comparative analysis with solitary migrating songbirds.

Main Results:

Re-analysis of translocation data could not support social learning as an explanation for juvenile starling migration.
Findings indicate that juvenile starlings primarily rely on inherited information for navigation, consistent with 'vector navigation'.
Despite their social nature, juvenile starlings appear to navigate independently of social cues upon release.

Conclusions:

Juvenile common starlings follow genetically inherited migratory directions, rather than learning from conspecifics post-release.
Adaptation of migration routes to environmental changes in starlings likely necessitates genetic evolution, similar to solitary migrants.
The study highlights the importance of genetic mechanisms in avian migration and adaptation potential.