Results of t-tests (assuming unequal variance) comparing mean laying date of northern giant petrels and Type A mixed-species pairs (southern ♂ x northern ♀) in different years at Bird Island, South Georgia.

Results of t-tests (assuming unequal variance) comparing mean laying date of northern giant petrels and Type A mixed-species pairs (southern ♂ x northern ♀) in different years at Bird Island, South Georgia.本数据集包含南乔治亚岛伯德岛不同年份中，北巨海燕（Northern Giant Petrel）与A型混合物种配对（南部雄性×北部雌性）的平均产卵日期的方差不齐t检验比较结果。