Alfalfa Leafcutter Bee vs Giant Twig Ant

Side-by-side species comparison

Attribute Alfalfa Leafcutter Bee Giant Twig Ant
Scientific Name Megachile rotundata Pseudomyrmex spinicola
Order Hymenoptera Hymenoptera
Family Megachilidae Formicidae
Size 7-9 mm 5-10 mm
Habitat Farmland Forests
Diet Herbivores Nectar Feeders
Regions North America, Europe, introduced to other regions Central America, Southern Mexico
Conservation Not Evaluated Least Concern

Alfalfa Leafcutter Bee

A small solitary bee that cuts precise circular pieces from leaves to construct nest cells. It is the most important managed pollinator of alfalfa seed crops in North America.

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Did You Know?

Alfalfa seed yields increased up to 1,000% when this bee was introduced as a managed pollinator.

Giant Twig Ant

One of the largest acacia-ant species, nesting in the massive swollen thorns of Central American bullhorn acacias. Queens can produce enormous colonies with thousands of aggressive workers.

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Did You Know?

They are so effective at protecting acacias that cattle ranchers consider them a serious hazard when clearing land.