The analysis is based on a complete breeding period of five
out of eight pairs; three pairs crushed their eggs or abandoned
their clutch. Most eggs (11 out of 15) were laid during darkness
(between 7 p.m. and 7 a.m.), especially the first of the two eggs (6
out of 8). There seems to be an equal share of breeding between
the female and the male. However, individuals could not always
be distinguished with certainty in the observation video.