Submitted on: 18 December 2007.
Revised on: 11 March 2008.
Accepted on: 29 April 2008.
___________________BEHAVIORAL ECOLOGY AND SOCIOBIOLOGY
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Submitted on: 07 August 2014.
Revised on: 29 August 2014.
Accepted on: 15 October 2014.
___________________BEHAVIORAL ECOLOGY AND SOCIOBIOLOGY
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Submitted on: 03 November 2007.
Revised on: 22 February 2008.
Accepted on: 10 March 2008.
___________________BEHAVIORAL ECOLOGY AND SOCIOBIOLOGY
Submitted on: 15 July 1999.
Revised on: 23 September 1999.
Accepted on: 14 October 1999.
___________________BEHAVIORAL ECOLOGY AND SOCIOBIOLOGY
Submitted on: 23 July 2006.
Revised on: 25 October 2006.
Accepted on: 24 November 2006.
___________________BEHAVIORAL ECOLOGY AND SOCIOBIOLOGY
Submitted on: 14 February 2007.
Revised on: 11 April 2007.
Accepted on: 24 May 2007.
___________________BEHAVIORAL ECOLOGY AND SOCIOBIOLOGY