Model averaged estimates (MAE; logit scale) and their unconditional standard error (USE) of parental status (Ψ_pair) and its detection probability (<i>p_pair</i>) at pair level; confidence interval (CI) not overlapping zero indicated estimates that were significantly different f

Julian day is the number of days since 1 January of the corresponding year. †Sampling year 1 corresponded to 2009 and sampling year 2 corresponded to 2010 (2011 is the sampling year of reference).