Yellowjacket is the common name for wasps in the genera Vespula and Dolichovespula. They belong to the insect family Vespidae in the order Hymenoptera, which also includes other types of wasps such as hornets, as well as bees and ants. Worldwide, there are about 50 recognized species of yellowjacket, 17 of which are native to Canada. These native species include the common (Vespula alascensis), Eastern (V. maculifrons), Western (V. pensylvanica) and aerial (Dolichovespula arenaria) yellowjacket. One species, the German yellowjacket (V. germanica), is introduced to Canada and is especially common in Ontario and Quebec.