This one showed up on our deck window this morning. Caution: These wasps are very aggressive when defending their paper-house nest.
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Vespidae
Genus: Dolichovespula
Species: D. maculata
Dolichovespula maculata (Linnaeus, 1763)