This is about the social wasps in family Vespidae. For solitary wasps go to Sphecidae and family. Vespidae is the family of social wasps, one of the most non-aggressive genus is polistes, the paper wasps. Vespinae is the family of Vespula, Vespa, and Dolichovespula. Among vespidae, there are almost no solitary wasps (exept Potter wasps) One of the variable polistes, or even vespidae wasps is Polistes fuscatus.