A tumultuous and deadly rivalry unfolds among five Argentine ant supercolonies in San Diego, resulting in an alarming number of fatalities. These strongly territorial ants engage in relentless battles, disregarding the ‘dear enemy effect’ common in territorial animals. Surprisingly, studies reveal that these colonies have reached an impasse, maintaining fixed borders even amid continuous aggression, indicating a lengthy conflict without an end in sight. A tumultuous and deadly rivalry unfolds among five Argentine ant supercolonies in San Diego, resulting in an alarming number of fatalities. These strongly territorial ants engage in relentless battles, disregarding the ‘dear enemy effect’ common in territorial animals. Surprisingly, studies reveal that these colonies have reached an impasse, maintaining fixed borders even amid continuous aggression, indicating a lengthy conflict without an end in sight.
