Pharaoh Ant vs Silver Birch Web-Spinning Sawfly

Side-by-side species comparison

Attribute Pharaoh Ant Silver Birch Web-Spinning Sawfly
Scientific Name Monomorium pharaonis Pamphilius sylvaticus
Order Hymenoptera Hymenoptera
Family Formicidae Pamphiliidae
Size 1.5-2 mm 9-12 mm
Habitat Indoors Woodlands
Diet Omnivores Herbivores
Regions Worldwide (indoors) Europe
Conservation Not Evaluated Least Concern

Pharaoh Ant

A tiny tropical ant that has become a major indoor pest in heated buildings worldwide. Colonies reproduce by budding, making them extremely difficult to eradicate.

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Did You Know?

They are a serious pest in hospitals because they can transmit pathogens by entering IV lines, wounds, and sterile packaging.

Silver Birch Web-Spinning Sawfly

A flat-bodied sawfly with long filiform antennae and a broad head. Larvae roll or fold birch leaves with silk and feed within the shelters.

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Did You Know?

The flattened body shape of pamphiliid sawflies is an adaptation that allows adults to squeeze into tight spaces in leaf litter and bark crevices.