<i>Sciurus carolinensis</i> (IMAGE) Pensoft Publishers Caption This is an invasive gray squirrel (Sciurus carolinensis) in London, UK. Credit Jonathan Jeschke Usage Restrictions Creative Commons Attribution 3.0 License 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.