31. The nectar provided by these plants is commonly fed on by wasps such as " Polistes instabilis ". 32. "Polistes humilis " are observed to subsist on food brought back to the nest by worker wasps. 33. Like the other members of the order Hymenoptera, " Polistes metricus " has a haplodiploid genetic system. 34. "Polistes " nests can be built from wood fiber which are collected from posts and plant stems. 35. Since " Polistes " social parasites are very rare, these altitudinal migrations also give them an advantage. 36. Therefore, the " Polistes versicolor " can be useful as a pollinator or as effective pest control. 37. Additionally, nutrient levels does not change throughout the lifetime of both male and females " Polistes metricus ." 38. In Costa Rica, male " Polistes carnifex " congregate on the top of ridges where they maintain territories. 39. When a female " Polistes " wasp first emerges, she is unaware of the colony s unique odor. 40. When it comes to alarm systems, " Polistes " species can communicate with others through vibrational and visual signals.
