An Eciton burchellii soldier brandishes her hooked mandibles. These unwieldy weapons are designed to grab vertebrate predators and deter them from stealing the army ants' own catch.

Jatun Sacha reserve, Napo, Ecuador
An Eciton burchellii soldier brandishes her hooked mandibles. These unwieldy weapons are designed to grab vertebrate predators and deter them from stealing the army ants' own catch.

Jatun Sacha reserve, Napo, Ecuador
An Eciton burchellii soldier brandishes her hooked mandibles. These unwieldy weapons are designed to grab vertebrate predators and deter them from stealing the army ants' own catch.

Jatun Sacha reserve, Napo, Ecuador
An Eciton burchellii soldier brandishes her hooked mandibles. These unwieldy weapons are designed to grab vertebrate predators and deter them from stealing the army ants' own catch.

Jatun Sacha reserve, Napo, Ecuador
An Eciton burchellii soldier brandishes her hooked mandibles. These unwieldy weapons are designed to grab vertebrate predators and deter them from stealing the army ants' own catch.

Jatun Sacha reserve, Napo, Ecuador
An Eciton burchellii soldier brandishes her hooked mandibles. These unwieldy weapons are designed to grab vertebrate predators and deter them from stealing the army ants' own catch.

Jatun Sacha reserve, Napo, Ecuador
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all images and text © Alex Wild 2001-2013