About the Authors

Jacopo Grilli

Affiliation Department of Physics and Astronomy ‘G. Galilei’, Università di Padova, Padova, Italy

György Barabás

Affiliation Department of Ecology & Evolution, University of Chicago, Chicago, Illinois, United States of America

Stefano Allesina

sallesina@uchicago.edu

Affiliations Department of Ecology & Evolution, University of Chicago, Chicago, Illinois, United States of America, Computation Institute, University of Chicago, Chicago, Illinois, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SA JG. Performed the experiments: JG GB SA. Analyzed the data: JG GB. Contributed reagents/materials/analysis tools: JG GB SA. Wrote the paper: JG GB SA.