A simple technique for milking the venom of a small parasitic wasp, Melittobia digitata (Hymenoptera: Eulophidae).

We describe a simple method for obtaining good a quantity of pure venom from a small parasitoid wasp, Melittobia digitata. Crushing the insect's head causes venom to be extruded from the ovipositor that dries rapidly as it is collected onto an insect pin. This technique may be applicable to other parasitic Hymenoptera.