Nest sizes of daughters and their foster mothers during a cross-fostering experiment

Nest sizes (recorded as fraction of standardised nest box filled) of daughters and their foster mothers, as recorded by SCG in Wytham Woods, UK during 2001-2003 breeding seasons. Rear_depth is the size of the nest in which the chick was reared in, recruit_av_depth is the average depth of the recruits nest in future seasons in 2002-3