Thermal tolerance of monomorphic ants: the importance of body size

The file presents the data collected in order to compare the body size of Lasius niger ant foraging in the morning with that foraging in the afternoon. The ant were collected in 2022 in the vicinity of Cracow, Poland. The meaning of variables follow:Colony ID - the identification number (1-10) of the colony used to collect the antsSampling event - time of day when the ants were collected (morning, afternoon). Morning sample was performed between 08:00-09:00 while, afternoon sampling between 14:00-15:00.Head width - individual width of head measured using microscopic methodsResiduals - the differences between values predicted by GLM analysis and the observed values.