Correlated phenotypic responses to selection. Lines with the same letter are not significantly different from one another at p < 0.05. Resistant lines are colored orange, control lines grey, and sensitive lines blue. Solid lines and bars represent replicate 1; dashed bars and lines denote replicate 2. (a) Locomotor reactivity; (b) climbing behavior; (c) aggression behavior; (d) starvation resistance; (e) olfactory avoidance behavior. Error bars indicate standard errors.