Author Archives: Nathan Lyle

Given the ecological importance of top predators, societies are turning to non-lethal methods for coexistence. Coexistence is challenging when livestock are released within wild predator habitats, even when people supervise or use lethal methods. We report a randomized, controlled design … read more

Competition between apex predators can alter the strength of top-down forcing, yet we know little about the behavioral mechanisms that drive competition in multipredator ecosystems. Interactions between predators can be synergistic (facilitative) or antagonistic (inhibitive), both of which are widespread … read more

To put it mildly, the ethical deliberations underlying current wolf (and most wildlife) management are inadequate, with short shrift given to the harms caused to all involved. Contrary to some Indigenous perspectives, Euro-North American federal and state agencies do not … read more

Gray wolves in the US are once again under fierce attack. After 45 years of protection under the Endangered Species Act and despite scientifically and ethically-driven protests, the USFWS delisted the gray wolf from the federal list of Endangered and … read more

When humanity confronts the risk of extinction of species, many people invoke precautions, especially in the face of uncertainty. Although precautionary approaches are value judgments, the optimal design and effect of precautions or lack thereof are scientific questions. We investigated … read more

In FY2021, Wildlife Services (WS) received $1.38M from Congress for the second year in a row to expand the use of nonlethal methods to protect livestock from large carnivore depredation and to research efficacy and development of new nonlethal approaches. … read more