Steelblue Ichneumon vs Pecan Weevil

Side-by-side species comparison

Attribute Steelblue Ichneumon Pecan Weevil
Scientific Name Lissopimpla excelsa Curculio caryae
Order Hymenoptera Coleoptera
Family Ichneumonidae Curculionidae
Size 12-18 mm 8-12 mm
Habitat Orchards Orchards
Diet Parasitoids Parasitoids
Regions Australia, New Zealand Eastern and Southern United States
Conservation Least Concern Least Concern

Steelblue Ichneumon

A metallic blue-black ichneumon wasp native to Australia. It is an important parasitoid of pest caterpillars including the introduced cabbage moth.

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Did You Know?

It was deliberately introduced to New Zealand to help control pest moth populations in agriculture.

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.