Red Junglefowl Chicks (IMAGE) Linköping University Caption Researchers at Linköping University have studied individual variation in cognitive abilities in six generations of junglefowl. Credit Josefina Zidar Usage Restrictions Please credit the photographer. 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.