Plantain Gall Weevil vs Doorkeeper Ant

Side-by-side species comparison

Attribute Plantain Gall Weevil Doorkeeper Ant
Scientific Name Mecinus pyraster Colobopsis truncata
Order Coleoptera Hymenoptera
Family Curculionidae Formicidae
Size 3-4 mm 3-6 mm
Habitat Grasslands Woodlands
Diet Gall Makers Gall Makers
Regions Europe Southern and Central Europe
Conservation Least Concern Least Concern

Plantain Gall Weevil

A small cylindrical weevil that causes stem galls on plantain. Larvae develop inside swollen plant stems. An inconspicuous but very common species.

💡

Did You Know?

Causes distinctive swellings on plantain stems that are easy to find even when the tiny weevil itself is not visible.

Doorkeeper Ant

A European carpenter ant in which soldiers have uniquely flattened, plug-shaped heads used to block nest entrances in plant stems. Workers are bicolored yellow and dark brown. They nest in hollow twigs and galls of various trees.

💡

Did You Know?

Soldier ants literally use their flattened heads as living doors, opening the nest entrance only when nestmates present the correct chemical password.