Yellow Ophion vs Blue Rove Beetle

Side-by-side species comparison

Attribute Yellow Ophion Blue Rove Beetle
Scientific Name Ophion obscuratus Paederus fuscipes
Order Hymenoptera Coleoptera
Family Ichneumonidae Staphylinidae
Size 14-18 mm 6-8 mm
Habitat Farmland Farmland
Diet Parasitoids Herbivores
Regions Europe South Asia, Southeast Asia, East Asia
Conservation Least Concern Least Concern

Yellow Ophion

A laterally flattened, tawny-yellow parasitoid wasp active at dusk and after dark. Its larvae develop as internal parasitoids of noctuid moth caterpillars.

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Did You Know?

Its laterally compressed abdomen is thought to help it slip between grass blades when searching for host caterpillars.

Blue Rove Beetle

A small, slender beetle with metallic blue elytra and an orange abdomen. It is an important biological control agent in rice paddies.

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Did You Know?

Outbreaks of skin dermatitis called 'Paederus dermatitis' occur when people unknowingly crush these beetles on their skin.