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Paper wasp (Polistes major) nest (); exposed comb Paper wasp growth stages Yellowjacket nest (); concealed combPaper wasps are a type of vespid wasps.The term is typically used to refer to members of the vespid subfamily Polistinae, though it often colloquially includes members of the subfamilies Vespinae (hornets and yellowjackets) and Stenogastrinae, which also make nests out of paper.
Large paper nest, upside down pear shaped, hanging from branches and eaves; also barns and attics. Some yellowjacket species nest in the ground. Very large paper nest in hollow trees, sheltered positions. Has a brown, protective layer when the nest is in an unsheltered position. Also found in barns, attics, hollow walls and abandoned bee hives.
P. metricus, female. Polistes is a cosmopolitan genus of paper wasps and the only genus in the tribe Polistini. Vernacular names for the genus include umbrella wasps, coined by Walter Ebeling in 1975 to distinguish it from other types of paper wasp, in reference to the form of their nests, [3] and umbrella paper wasps. [4]
Yellowjackets and paper wasps are the two most common social wasp species in Northern California, Kimsey said. Social wasp colonies are started from scratch each spring by a queen who survives ...
Some other large wasps are sometimes referred to as hornets, most notably the bald-faced hornet (Dolichovespula maculata) found in North America. It is set apart by its black and ivory coloration. The name "hornet" is used for this species primarily because of its habit of making aerial nests (similar to some of the true hornets) rather than ...
Another wasp, Pachysomoides fulvus, is an ectoparasitoid of Polistes apachus [8] and other paper wasps in the United States. Pachysomoides fulvus lays eggs on the larvae of Polistes apachus. This especially affects new nests with only one foundress, as the queen must therefore leave the nest to find food. This leaves the nest especially ...