Ant drags gall (VIDEO) Penn State This video is under embargo. Please login to access this video. Caption An ant drags an oak gall containing wasp larvae. Researchers observed ants transporting galls to their nests. Within the nests, all the edible caps were removed, while the galls themselves remained intact. Credit Andrew Deans, Penn State Usage Restrictions Educational use only 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.