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The pupa of a parasitic eucharitid wasp in a pile of Pheidole ant brood. Chiricahua Mountains, Airzona, USA
Milichia patrizii, the ant-mugging fly, is a kleptoparasite of Crematogaster ants. St. Lucia, KZN, South Africa
An ant-mugging fly (Milichia patrizii) chases down Crematogaster ants on a South African tree branch. If the fly can catch an ant, she will force the ant to feed her. St. Lucia, KZN, South Africa
An ant-mugging fly (Milichia patrizii) forces a Crematogaster ant to give up her food stores. South Africa. St. Lucia, KZN, South Africa
A trio of parasitic phorid flies (Pseudacteon lontrae) hover over an ant nest (Linepithema oblongum) looking for targets. Termas de Reyes, Jujuy, Argentina
A queen Polyergus breviceps with a host Formica argentea worker. Sagehen Creek, California, USA
A dulotic colony of the slave-raiding ant Polyergus breviceps and its host, the silver field ant Formica argentea. California, USA
Polyergus breviceps slave-raiding ant with its Formica argentea host. Notice the difference in mandible shape in the two species- the sharp tines in the slave-raider for fighting, and the broad working mandibles in the host. Sagehen Creek, California, USA
Megalomyrmex adamsae, queen and workers. Panama; captive colony at the University of Texas
The pupa of a parasitic eucharitid wasp in a pile of Pheidole ant brood.

Chiricahua Mountains, Airzona, USA
The pupa of a parasitic eucharitid wasp in a pile of Pheidole ant brood. Chiricahua Mountains, Airzona, USA
The pupa of a parasitic eucharitid wasp in a pile of Pheidole ant brood.

Chiricahua Mountains, Airzona, USA
See photo in original gallery.
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all images and text © Alex Wild 2001-2013