Harpegnathos saltator ants dueling (VIDEO) New York University This video is under embargo. Please login to access this video. Caption In Harpegnathos saltator ants, workers duel with their antennae to establish new leadership after the death of their queen. Winners (or pseudoqueens) acquire queen-like behaviors, including laying eggs, and their life expectancy increases from seven months to four years. Credit Giacomo Mancini/NYU Usage Restrictions use with credit License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.