About the Authors

Jörgen Rudolphi

jorgen.rudolphi@slu.se

Affiliation Department of Ecology, Swedish University of Agricultural Sciences, Uppsala, Sweden

Lena Gustafsson

Affiliation Department of Ecology, Swedish University of Agricultural Sciences, Uppsala, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JR LG. Performed the experiments: JR LG. Analyzed the data: JR. Wrote the paper: JR LG.