Table 2.

Number of trials, hours of filming, and observations of Great Tits and Pied Flycatchers during filmed trials at the occupied tit box. The trials were conducted during the egg-laying and incubation period of the tit

Variable	Egg-layinga	Incubation
Number of trials	21	53
Hours of filming	78	186
# Trials with male tit seen	6	44
# Trials with female tit seen	19	53
# Male flycatchers seen	3	11
# Male flycatchers entering nest box	1	2
# Female flycatchers seen	1	0
# Female flycatchers entering nest box	0	0

^aFrom Slagsvold and Wiebe (2021a)