free-choice arena

Figure S1 – Free-choice arena 30 x 30 x 30 cm. A – Side view. B – Side view with (a) side opening (4 x 20 cm) sealed with 'voile' fabric for ventilation. C – Top view with (b) openings (4 x 20 cm) for ventilation and (c) ‘Falcon’ tube where the insects were released. D – Internal side view showing the openings throw which the leaves were inserted (d) 1.5 x 6.0 cm (e) 1.5 x 7.0 cm.