Killing large predators to reduce livestock conflicts or benefit game populations has long been thought to be ineffective — and devastating for ecosystems — and a growing body of scientific literature criticizing the widespread practice is confirming those fears.

Most recently, this month, the Journal of Mammalogy — a highly respected international scientific journal and flagship publication for the American Society of Mammalogists — published a special collection of articles criticizing lethal control of predators such as wolves and grizzlies.

Today’s predator control is widespread in the American West and has its origins in barbaric 20th century, government-sponsored predator eradication programs. Those utilized poisons and bounties to drive grizzly bears and wolves to the brink of extinction.

Thanks to the protection of the Endangered Species Act — which has…