Wolves need space to roam to control expanding coyote populations

Wolves and other top predators need large ranges to be able to control smaller predators whose populations have expanded to the detriment of a balanced ecosystem. That’s the main finding of a study appearing May 23 in Nature Communications that analyzed the relationship between top predators on three different continents and the next-in-line predators they eat and compete with. The results were similar across continents, showing that as top predators’ ranges were cut back and fragmented, they were no longer able to control smaller predators.
Read more: http://www.washington.edu/news/2017/05/23/wolves-need-space-to-roam-to-control-expanding-coyote-populations/?source=Snapzu