Author Archives: Nathan Lyle

Large predators are declining worldwide primarily due to hunting and persecution by humans, driven in large part by the livestock industry. Some ranchers are transitioning to “predator-friendly” farming by adopting nonlethal predator deterrents. On very large rangeland properties, such as … read more

To be effective, livestock protection dogs (LPDs) must be carefully integrated with the livestock they will be protecting. Others have developed guidelines to assist producers in this training and assimilation process. In many areas fencing is necessary; however, guidelines for … read more

Worldwide, native predators are killed to protect livestock, an action that can undermine wildlife conservation efforts and create conflicts among stakeholders. An ongoing example is occurring in the western United States, where wolves (Canis lupus) were eradicated by the 1930s … read more

Bioboundaries, also called biofences, are deterrents that attempt to exploit certain innate behaviors to exclude wildlife from target areas. We hypothesized that human-deployed scent marks and playbacks of foreign howls could simulate a territorial gray wolf (Canis lupus) pack impinging … read more

In 2008 the first breeding pack of Gray Wolves (Canis lupus) in Washington was documented near Twisp in the Methow Valley following an absence of nearly 70 years. In response to the wolves’ reappearance in Washington, the Fish and Wildlife … read more

We have reviewed the scientific literature regarding mechanisms behind, and preventive measures against, the occurrence of Scandinavian large carnivores (lynx, wolves and brown bears) near human settlements, and evaluated its management implications for Scandinavia. The occurrence of lynx close to … read more