field ant
US /ˈfiːld ˌænt/
UK /ˈfiːld ˌænt/

1.
hormiga de campo
any of various ants of the genus Formica, typically building large nests in fields or woodlands
:
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We saw a large colony of field ants near the hiking trail.
Vimos una gran colonia de hormigas de campo cerca del sendero.
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Field ants are known for their aggressive behavior when their nest is disturbed.
Las hormigas de campo son conocidas por su comportamiento agresivo cuando su nido es perturbado.