European Corn Borer Braconid vs Swift Rove Beetle

Side-by-side species comparison

Attribute European Corn Borer Braconid Swift Rove Beetle
Scientific Name Macrocentrus cingulum Tachyporus hypnorum
Order Hymenoptera Coleoptera
Family Braconidae Staphylinidae
Size 4-7 mm 3-4 mm
Habitat Farmland Farmland
Diet Parasitoids Predators
Regions Europe, North America, Asia Europe, North Asia, introduced to North America
Conservation Least Concern Least Concern

European Corn Borer Braconid

A slender parasitoid wasp introduced to North America to control the European corn borer moth. It lays polyembryonic eggs that multiply inside the host.

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Did You Know?

A single egg can divide into up to 36 identical embryos inside one host caterpillar through polyembryony.

Swift Rove Beetle

A small, streamlined rove beetle of the subfamily Tachyporinae with a tapered posterior and bicolored body. It is extremely abundant in agricultural fields and an important predator of cereal aphids.

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Did You Know?

Despite their tiny size, Tachyporus beetles can consume more aphids per day than many larger predatory beetles, making them key biocontrol agents.