Fig. 3
From: Tenebrio molitor: possible source of polystyrene-degrading bacteria

Frass excreted by the Tenebrio molitor mealworms after being fed with polystyrene
From: Tenebrio molitor: possible source of polystyrene-degrading bacteria
Frass excreted by the Tenebrio molitor mealworms after being fed with polystyrene