Insect · GBIF taxon 1312356
Common Eastern Velvet Ant
Dasymutilla occidentalisAlso known as Red Velvet Ant, Cow Killer, Eastern Red Velvet Ant, Cow Killer Ant
Despite their common name, these striking insects are solitary parasitoid wasps rather than true ants. Wingless females scurry across open, sandy soils during warm summer days, while winged males fly low over vegetation searching for mates. Their dense coat of vibrant scarlet and black setae serves as a vivid warning of the female's extraordinarily painful sting, one of the most potent non-lethal defenses in the insect world.
ParasitoidBrightly ColoredSolitary Wasp
1 / 7—observations
—countries
—peak records
Not EvaluatedConservation statusIUCN Red List categoriesLCNTVUENCREWEXNot Evaluated — not placed on the risk ladderRed List categories, explained →
Diet & prey
- Nectar
- Tree sap
Predators
- Toads
- Lizards
- Spiders
ThreatsBroad-spectrum insecticide use and habitat destruction
HabitatsSandy fields, pastures, pine savannahs, open woodlands, and gardens
Life span1 year
Size / weightNot available
Classification
- FamilyMutillidae
- SpeciesDasymutilla occidentalis
Range data is not available yet.
Interaction riskVery high
- Low
- Moderate
- High
- Very high
- Why interaction risk is very high
- Females deliver an extremely painful sting if handled or stepped on; observe carefully from a safe distance.
- Why it is dangerous
- Females possess a exceptionally long needle-like sting that injects venom causing intense, burning local pain, though it is not life-threatening.
- How to recognize a risky encounter
- Recognizable as a large wingless wasp covered in bright scarlet-red velvet hairs with broad black cross-bands.
- What to do
- Never attempt to handle or pick up with bare hands; wear footwear when walking in sandy fields.
Responsible observation
- Spotting Females: Search along dry, sandy paths and sunlit field edges during warm summer afternoons.
- Safe Observation: Keep a respectful distance and avoid barefoot walking or touching ground-dwelling individuals.
- Listen for Sounds: Listen closely for faint squeaking or stridulating produced when a female feels threatened.
Host Plant (c) Judy Gallagher, some rights reserved (CC BY-SA), uploaded by Judy Gallagher · cc-by-sa
Host Plant (c) crseaquist, some rights reserved (CC BY), uploaded by crseaquist · cc-by
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