Fig. 3 in The ectoparasitoid Scleroderma guani (Hymenoptera: Bethylidae) uses innate and learned chemical cues to locate its host, larvae of the pine sawyer Monochamus alternatus (Coleoptera: Cerambycidae)

Fig. 3. Numbers of naïve Scleroderma guani females responding to the odor of 10 Monochamus alternatus 1st, 3rd, or 5th instars (L) versus clean air (A) in a Y-tube olfactometer. *: P ≤ 0.05, **: P ≤ 0.01.