Giant Bess Beetle vs Wesmael's Brown Lacewing

Side-by-side species comparison

Attribute Giant Bess Beetle Wesmael's Brown Lacewing
Scientific Name Passalus punctiger Wesmaelius subnebulosus
Order Coleoptera Neuroptera
Family Passalidae Hemerobiidae
Size 35-50 mm 10-16 mm wingspan
Habitat Woodlands Woodlands
Diet Wood Feeders Herbivores
Regions South America Europe, Western Asia
Conservation Least Concern Least Concern

Giant Bess Beetle

A very large, robust bess beetle with a glossy black exoskeleton and strong mandibles. It creates extensive tunnel systems in large fallen trees. Multiple generations may coexist within a single log.

💡

Did You Know?

Larvae pupate in protective cases made from frass that parents help construct.

Wesmael's Brown Lacewing

A medium-sized brown lacewing with subtly patterned wings found across Europe. Frequent in gardens and deciduous woodland.

💡

Did You Know?

It is one of the earliest lacewings to appear in spring, sometimes active as early as March.