Laying dates (mean ± SD in days, sample size, and range in parentheses) of conspecific and Type A mixed-species pairs (southern ♂ x northern ♀) of giant petrels at Bird Island, South Georgia, 2005/06 to 2011/12.

Abstract

<p>Laying dates (mean ± SD in days, sample size, and range in parentheses) of conspecific and Type A mixed-species pairs (southern ♂ x northern ♀) of giant petrels at Bird Island, South Georgia, 2005/06 to 2011/12.</p