Frequency of movement (exploration A) and out of border frequency (proportion of time in which the ants did not use the arena border; thigmotaxis B) showed by each of the colonies of Linepithema humile from Galiza included in this study, in both spring and autumn seasons. The horizontal line in each box represents the median, and the lower and upper hinges indicate the first and third quartiles. Lower and higher whiskers extend to the most extreme values within 1.5 interquartile ranges from the first and third quartiles, respectively. Trabanca: TR; Carril Garden: CG; Carril Coast: CC; Ribeira: RI; Pontevedra: PO; Reboreda: RE.