European Hornet
Scientific Name: Vespa crabro
Order & Family: Hymenoptera: Vespidae
Size: 25 to 35 mm (approx. 1 to 1.4 inches) in length.

Natural Habitat
Woodlands, hollow trees, eaves of houses, and sheltered outdoor structures.
Diet & Feeding
Adults feed on sugary substances like nectar and fruit; they hunt other insects (like flies and bees) to feed to their larvae.
Behavior Patterns
They are social insects with a queen and workers. They are famously active at night and attracted to bright lights. They build paper nests from chewed wood fibers.
Risks & Benefits
They can deliver a painful sting if the colony is disturbed, which may pose a risk to those with allergies. However, they benefit the ecosystem by controlling populations of agricultural and garden pests.
Identified on: 4/4/2026