Honey Pot Ant vs Alfalfa Caterpillar Parasite

Side-by-side species comparison

Attribute Honey Pot Ant Alfalfa Caterpillar Parasite
Scientific Name Myrmecocystus mexicanus Cotesia medicaginis
Order Hymenoptera Hymenoptera
Family Formicidae Braconidae
Size 5-15 mm (repletes up to 25 mm swollen) 2-4 mm
Habitat Heathland Farmland
Diet Nectar Feeders Parasitoids
Regions North America North America
Conservation Least Concern Least Concern

Honey Pot Ant

Certain workers called repletes serve as living food storage vessels. They hang from the ceiling, gorged with honey and nectar until their abdomens swell to the size of grapes.

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Did You Know?

Replete workers become living pantries — they hang motionless from the ceiling, swollen to the size of grapes, and regurgitate stored honey on demand to feed the colony.

Alfalfa Caterpillar Parasite

A small braconid wasp that parasitizes alfalfa butterfly caterpillars in agricultural fields. Larvae spin white cocoons after emerging from the host.

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Did You Know?

It can reduce alfalfa caterpillar populations by over 50% in some fields without any pesticide use.