31. The wood wasp ovipositor contains two interlocking valves. 32. The ovipositor of the female has sclerotized cerci. 33. They are among the only Parasitica whose ovipositors can be used to sting vertebrates. 34. The ovipositor is about long and curved upward. 35. The female typically lays eggs inside the larva of a lepidopteran using its ovipositor . 36. After a rest period she begins " drilling ", repeatedly inserting her ovipositor . 37. Steps six and seven are the withdrawal of the ovipositor and departure, respectively. 38. The middle filament is the actual ovipositor which is capable of drilling into wood. 39. Females typically have a special ovipositor for inserting eggs into hosts or otherwise inaccessible places. 40. Grasshoppers use their ovipositors to force a burrow into the earth to receive the eggs.
