African Grey Parrot (image) University of Veterinary Medicine -- Vienna Caption Lonely parrots have shorter telomeres than those living in groups. Credit Denise Aydinonat Usage Restrictions The photo may only be used in the context of this press release. 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.