Bug Identifier
Acorn Weevil Larva
Community identification

Acorn Weevil Larva

Curculio glandium

Order & Family
Coleoptera: Curculionidae
Size
5 to 10 mm in length
See this bug in the Encyclopedia

Natural Habitat

Found inside acorns of oak trees across temperate regions.

Diet & Feeding

The larva feeds on the internal nutmeat of acorns, consuming the starch-rich tissue.

Behavior Patterns

Larvae hatch from eggs laid inside young acorns; once the acorn falls, the larva bores a hole to exit and burrows into the soil to pupate.

Risks & Benefits

They are agricultural pests to nut production but serve as a significant food source for birds, squirrels, and other small mammals.