American Slave-Maker Ant vs Pear Fruit Sawfly

Side-by-side species comparison

Attribute American Slave-Maker Ant Pear Fruit Sawfly
Scientific Name Polyergus lucidus Hoplocampa brevis
Order Hymenoptera Hymenoptera
Family Formicidae Tenthredinidae
Size 5-7 mm 4-6 mm
Habitat Woodlands Orchards
Diet Omnivores Fruit Feeders
Regions Eastern North America Europe
Conservation Not Evaluated Least Concern

American Slave-Maker Ant

A North American slave-making ant that conducts well-organized raids on Formica colonies. New queens infiltrate host colonies by killing the resident queen.

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Did You Know?

During raids, they release propaganda pheromones that cause defending ants to flee or fight each other instead of the raiders.

Pear Fruit Sawfly

A small, dark sawfly that is a pest of pear orchards. Larvae bore into developing pear fruitlets, causing premature fruit drop.

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Did You Know?

Infested young pears often show a distinctive entry hole with wet frass, and a single larva may damage two to three fruits before completing development.