Winter Ant Secretes Poison (IMAGE) Stanford University Caption A native winter ant in the act of trying to apply a drop of the whitish toxin it can secrete from its abdomen onto an Argentine ant. The angle of the photograph distorts the relative sizes of the two species, which are roughly the same size. Credit Trevor Sorrells Usage Restrictions May not be altered or sold. License Licensed 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.