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Author Archives: Nathan Lyle

The pulsed effects of reintroducing wolves on the carnivore community of Isle Royale

Large carnivores are being globally reintroduced with the goal of restoring ecological interactions. However, the extent that competitive interactions are restored within communities is often unclear. In a before–after study within Isle Royale National Park (in the US state of … read more

USDA APHIS Wildlife Services Nonlethal Initiative FY2023 Annual Report

Fiscal Year (FY) 2023 was the fourth year Congress appropriated funding to the Wildlife Services (WS) program specifically for the implementation and further development of nonlethal methods for reducing livestock-predator conflict, and eventually beaver damage. WS refers to this appropriation … read more

USDA APHIS Wildlife Services Nonlethal Initiative FY2022 Annual Report

Fiscal Year (FY) 2022 was the third year Congress allocated funding to the Wildlife Services (WS) program specifically for the implementation and further development of nonlethal methods for reducing certain types of human-wildlife conflict. WS refers to this allocation and … read more

Where have all the flowers gone? A call for federal leadership in deer management in the United States

Forests in the United States continue to lose biodiversity and many fail to regenerate due to high deer (family Cervidae) abundance. Declines in biodiversity and overall ecosystem health due to high deer populations increases prevalence of wildlife and human diseases … read more

Isle Royale’s Old Gray Guy: How One Wolf Impacted an Entire Ecosystem

The male wolf’s arrival via ice bridge in 1997 changed everything. On the heels of co-authoring a study in Science Advances, Isle Royale wolf-moose study co-leader Sarah Hoy explains how he triggered a series of knock-on events that impacted the … read more

The far-reaching effects of genetic process in a keystone predator species, grey wolves

Although detrimental genetic processes are known to adversely affect the viability of populations, little is known about how detrimental genetic processes in a keystone species can affect the functioning of ecosystems. Here, we assessed how changes in the genetic characteristics … read more

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