Swaine Jack Pine Sawfly vs Neotropical Robber Fly

Side-by-side species comparison

Attribute Swaine Jack Pine Sawfly Neotropical Robber Fly
Scientific Name Neodiprion swainei Ommatius orenoquensis
Order Hymenoptera Diptera
Family Diprionidae Asilidae
Size 6-9 mm 10-15 mm
Habitat Forests Forests
Diet Omnivores Predators
Regions Eastern Canada, northeastern United States South 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.

Neotropical Robber Fly

A slender tropical robber fly found in South American lowland forests. It hunts from leaf tips in the forest understory.

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Did You Know?

The genus Ommatius is one of the most species-rich robber fly genera in the tropics.