Finding a bunch of decapitated heads in an ant nest made researchers curious about the matter.
species but has no known association with the trap-jaws. The insects were placed in a “28 mm test arena” where their subsequent “aggressive interaction” was filmed at high speed. The ants were, however, immediately separated after the dust-up.successfully bested the trap-jaw ant, which was unable to walk around the arena afterward but was not fully immobilized.
If you’re imagining ants ripping each other apart, hang on. That’s not what the contests were about. Bothspecies use formic spray to immobilize prey and also as a defense. The chemical composition of the spray is the same for both species, soF. archboldiIn another experiment, when presented with freshly freeze-killed and thawed trap-jaws ,ants happily took the insect into their nests, decapitating it and treating it as prey.
Nope, those aren't raisins. A collection of Odontomachus heads and other bug parts found in an F. archboldi nest. and trap-jaw hydrocarbon profiles that Smith discovered fit into this potential predator-prey relationship? Scientists do see that kind of chemical mimicry in nature, most typically in host-parasite relationships.
Smith does believe that the interspecies hydrocarbon profile similarities, and population-specific variation, points to
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