ASU School of Life Sciences Researchers (IMAGE) Arizona State University Caption The paper's authors are calling for research into cancer in wild animal populations. The scientists are proposing that the human species can be defined as 'an oncogenic species, moderating the environment in a way that it causes cancer in other wild populations.' (from left, three of the study's authors) Frédéric Thomas, Mathiew Giraudeau, Tuul Sepp. Credit Mathieu Giraudeau Usage Restrictions Photo: Mathieu Giraudeau use this for author photo in all cases online and in print. 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.