Yellowjacket

Scientific Name: Vespula spp.

Order & Family: Hymenoptera, Vespidae

Size: 10 to 16 mm (0.4 to 0.6 inches) in length

Yellowjacket

Natural Habitat

Nests are typically built underground, in hollow logs, or in structural cavities like wall voids and under siding.

Diet & Feeding

Adults feed on sugar-rich foods like nectar and fruit, while larvae are fed protein from insects and scavenged meat.

Behavior Patterns

Social insects that live in large colonies with a queen; they are highly territorial and known to be aggressive if their nest is disturbed.

Risks & Benefits

Risks include painful, repeated stings which can cause severe allergic reactions in some individuals. Ecosystem benefits include controlling pest insect populations through predation.

Identified on: 5/19/2026