Grain Moth Parasitoid vs Pecan Weevil

Side-by-side species comparison

Attribute Grain Moth Parasitoid Pecan Weevil
Scientific Name Pteromalus cerealellae Curculio caryae
Order Hymenoptera Coleoptera
Family Pteromalidae Curculionidae
Size 1.5-3 mm 8-12 mm
Habitat Indoors Orchards
Diet Parasitoids Parasitoids
Regions Worldwide Eastern and Southern United States
Conservation Least Concern Least Concern

Grain Moth Parasitoid

A small metallic parasitoid wasp that attacks stored-product moth larvae and pupae. It is found in grain stores and warehouses globally.

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Did You Know?

This wasp can detect host larvae hidden inside grain kernels using chemical and vibrational cues.

Pecan Weevil

A brown weevil with a long snout that is a significant pest of pecan and hickory trees. Larvae develop inside the nuts over several weeks.

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Did You Know?

Its larvae remain underground in a resting state for up to three years before finally pupating.