Carlos Castro, Ohio State University (image) Ohio State University Caption Carlos Castro holds a Pennsylvanian black carpenter ant in Ohio State's Biological Sciences Greenhouse insectary. His team studied a similar ant (the Allegheny mound ant) for its lifting ability. Credit Photo by Jo McCulty, courtesy of Ohio State University. Usage Restrictions None 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.