Arizona Sunbirds and Minnesota Snowbirds: Two species of the elderly seasonal migrant genus
The elderly seasonal migration rate is higher in Arizona during the summer than it is in Minnesota during the winter. The age difference between the Arizona Sunbirds and the Minnesota Snowbirds, along with a tendency for both types of seasonal migrants to have been recent permanent migrants, indicat...
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Veröffentlicht in: | Journal of economic and social measurement 1996, Vol.22 (2), p.129-140 |
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Hauptverfasser: | , |
Format: | Artikel |
Sprache: | eng |
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Online-Zugang: | Volltext |
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Zusammenfassung: | The elderly seasonal migration rate is higher in Arizona during the summer than it is in Minnesota during the winter. The age difference between the Arizona Sunbirds and the Minnesota Snowbirds, along with a tendency for both types of seasonal migrants to have been recent permanent migrants, indicates that permanent migration could be a precursor to seasonal migration. |
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ISSN: | 0747-9662 2523-5338 |
DOI: | 10.3233/jem-1996-22203 |