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Submitted on: 05 June 2008.
Revised on: 03 September 2008.
Accepted on: 27 October 2008.
___________________JOURNAL OF AVIAN BIOLOGY---WILEY
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Submitted on: 09 September 2005.
Revised on: 10 December 2005.
Accepted on: 06 January 2006.
___________________JOURNAL OF AVIAN BIOLOGY---WILEY
Submitted on: 12 July 2022.
Revised on: 05 November 2022.
Accepted on: 30 December 2022.
___________________JOURNAL OF AVIAN BIOLOGY---WILEY
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