Eciton burchellii army ant soldier. The hooked mandibles are used to protect army ant colonies against vertebrate predators.

Maquipucuna Reserve, Pichincha, Ecuador
Eciton burchellii army ant soldier. The hooked mandibles are used to protect army ant colonies against vertebrate predators.

Maquipucuna Reserve, Pichincha, Ecuador
Eciton burchellii army ant soldier. The hooked mandibles are used to protect army ant colonies against vertebrate predators.

Maquipucuna Reserve, Pichincha, Ecuador
Odontomachus latidens trap-jaw ant. Note the trigger hairs along the leading edge of the open mandibles.

Danum Valley Field Centre, Sabah Borneo
Off-screen to the left I am taunting this Harpegnathos worker ant with my finger, causing her to open her jaws in defense.

Danum Valley Field Centre, Sabah Borneo
Anochetus paripungens

Northern Territory, Australia
Anochetus paripungens

Northern Territory, Australia
The largest termites in North America are Zootermopsis dampwood termites, found in the west.  The impressive jaws of this soldier are used to fight against competing colonies of the same species.

Sierra Nevada Mountains, California, USA
Formica aserva, worker.

California, USA
Eciton burchellii army ant soldier. The hooked mandibles are used to protect army ant colonies against vertebrate predators.

Maquipucuna Reserve, Pichincha, Ecuador
Eciton burchellii army ant soldier. The hooked mandibles are used to protect army ant colonies against vertebrate predators.

Maquipucuna Reserve, Pichincha, Ecuador
Eciton burchellii army ant soldier. The hooked mandibles are used to protect army ant colonies against vertebrate predators.

Maquipucuna Reserve, Pichincha, Ecuador
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all images and text © Alex Wild 2001-2013