Hornet Hoverfly vs Larger Elm Leaf Beetle

Side-by-side species comparison

Attribute Hornet Hoverfly Larger Elm Leaf Beetle
Scientific Name Volucella zonaria Monocesta coryli
Order Diptera Coleoptera
Family Syrphidae Chrysomelidae
Size 18-22 mm 12-16 mm
Habitat Woodlands Woodlands
Diet Scavengers Herbivores
Regions Europe, North Africa Eastern North America
Conservation Least Concern Least Concern

Hornet Hoverfly

Europe's largest hoverfly and a convincing hornet mimic with bold yellow-and-brown banding. Its larvae develop as scavengers in the nests of social wasps and hornets.

💡

Did You Know?

Its larvae live inside hornet nests, feeding on dead wasps and nest debris while being ignored by the colony.

Larger Elm Leaf Beetle

A robust, bright yellowish-orange beetle with darker wing tips that feeds on a variety of deciduous trees. When handled, it can release a blistering chemical secretion.

💡

Did You Know?

Its hemolymph contains cantharidin-like compounds that can cause skin blisters on contact, an unusual defense for a leaf beetle.