Fig. 8.

Interactions of Hermetia illucens males with the cardboard of different colours (blue, green, red, and yellow) expressed as the number of males landing on the disc (a), the number of males performing wing fanning (b), the number of males attempting mating (c), the latency time (d). Columns indicate means ± SEM. Columns with different letters indicate significant differences at p < 0.05, ANOVA and Tukey test. In (e) a drawing of the experimental setup is reported. In (f) a picture of the flies landing on the cardboard disks of different colours is reported.