Camponotus planatus 

West Palm Beach, Florida, USA
Male leaf-cutting ants (Acromyrmex versicolor) lek above the desert floor, awaiting virgin queens who fly into the swarm to mate.  This species flies during the Arizona summer monsoon season, early in the morning after a soaking rain.

Tucson, Arizona, USA
Nomamyrmex army ants are among the few animals that successfully attack leafcutter ant nests.  The leafcutters are not without their defenses.  Here two Atta workers attack and kill a Nomamyrmex esenbeckii scout, preventing the army ants from discovering the leafcutter's trail.

Gamboa, Panama
Acromyrmex coronatus, cutting through a leaf.

Panamá
Male leaf-cutting ants (Acromyrmex versicolor) lek above the desert floor, awaiting virgin queens who fly into the swarm to mate.  This species flies during the Arizona summer monsoon season, early in the morning after a soaking rain.

Tucson, Arizona, USA
Acromyrmex striatus

Santiago del Estero, Argentina
Acromyrmex lundii finishes a cut.

Correa, Santa Fe, Argentina
Acromyrmex sp. nr. crassispinus cutting into an orange peel.  Citrus is a favorite target for leafcutters, perhaps because the plants are not native to the Americas and have not yet evolved defenses against the voracious ants.

Lagunas de Yala, Jujuy, Argentina
Acromyrmex coronatus. Leafcutter ants slice characteristic circular patterns in vegetation.

Panamá
Camponotus planatus

West Palm Beach, Florida, USA
Camponotus planatus 

West Palm Beach, Florida, USA
Camponotus planatus

West Palm Beach, Florida, USA
See photo in original gallery.
all images and text © Alex Wild 2001-2013