Pacific Velvet Ant vs Willow Bean-Gall Sawfly

Side-by-side species comparison

Attribute Pacific Velvet Ant Willow Bean-Gall Sawfly
Scientific Name Dasymutilla sackenii Pontania proxima
Order Hymenoptera Hymenoptera
Family Mutillidae Tenthredinidae
Size 10-16 mm 3-5 mm
Habitat Beaches & Coastal Wetlands
Diet Parasitoids Herbivores
Regions Western North America Europe, Western Asia
Conservation Least Concern Least Concern

Pacific Velvet Ant

A medium-sized velvet ant with orange and black coloring found along the Pacific coast of North America. It parasitizes ground-nesting bees and wasps.

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Did You Know?

Males are winged and look so different from the wingless females that they were originally described as separate species.

Willow Bean-Gall Sawfly

A tiny sawfly that induces distinctive bean-shaped galls on the leaves of various willow species. Each gall contains a single larva feeding on internal gall tissue.

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Did You Know?

The gall-inducing chemicals secreted by the larva redirect the plant's growth to create a nutrient-rich chamber specifically for the larva's benefit.