References

Ripple WJ, Estes JA, Beschta RL, Wilmers CC, Richie EG, Hebblewhite M, Berger J, Elmhagen B, Letnic M, Nelson MP, Schmitz OJ, Smith DW, Wallach AD, Wirsing AJ. 2014. Status and ecological effects of the world’s largest carnivores. Science, 343 (6167): 1241484.