Swaine Jack Pine Sawfly vs European Corn Borer Parasite

Side-by-side species comparison

Attribute Swaine Jack Pine Sawfly European Corn Borer Parasite
Scientific Name Neodiprion swainei Macrocentrus grandii
Order Hymenoptera Hymenoptera
Family Diprionidae Braconidae
Size 6-9 mm 5-8 mm
Habitat Forests Farmland
Diet Omnivores Nectar Feeders
Regions Eastern Canada, northeastern United States Europe, North America
Conservation Least Concern Least Concern

Swaine Jack Pine Sawfly

A pine sawfly with strongly pectinate male antennae and sawfly females that are stouter and paler. Larvae are olive green with lighter stripes and feed on jack pine.

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Did You Know?

Major outbreaks have historically defoliated millions of hectares of jack pine in Quebec, though populations crash when viral diseases sweep through colonies.

European Corn Borer Parasite

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

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Did You Know?

A single egg divides into up to 30 genetically identical larvae inside the host through polyembryony.