Odorous House Ant vs Buck Moth

Side-by-side species comparison

Attribute Odorous House Ant Buck Moth
Scientific Name Tapinoma sessile Hemileuca maia
Order Hymenoptera Lepidoptera
Family Formicidae Saturniidae
Size 2.5-3 mm 50-75 mm wingspan
Habitat Indoors Heathland
Diet Omnivores Omnivores
Regions North America Eastern North America
Conservation Least Concern Least Concern

Odorous House Ant

A small dark brown ant that emits a distinctive rotten coconut smell when crushed. It is one of the most common household pest ants in North America.

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Did You Know?

The smell produced when crushed is caused by methyl ketones, the same compounds found in blue cheese.

Buck Moth

A day-flying black and white moth with a red-tipped abdomen that appears in autumn. Its spiny caterpillar delivers a painful venomous sting that causes welts and swelling.

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Did You Know?

In New Orleans, falling caterpillars are a seasonal hazard, prompting public health warnings each spring.