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Killing Wolves And Farming Caribou Benefit Industry, Not Caribou: A Response To Stan Boutin

In Nature Alberta Fall 2016, we wrote an open letter to Premier Notley (Proulx et al. 2016), where we requested that the Alberta Government refrain from predator control and fencing caribou for recovering the Little Smoky caribou population. In addition, … read more

Where and How Wolves Kill Beaver

Beavers (Castor canadensis) can be a significant prey item for wolves (Canis lupus) in boreal ecosystems due to their abundance and vulnerability on land. How wolves hunt beavers in these systems is largely unknown, however, because observing predation is challenging. … read more

Predator Foraging Response To A Resurgent Dangerous Prey

Prey switching occurs when a generalist predator kills disproportionately more of an abundant prey species and correspondingly spares a rarer species. Although this behaviour is a classic stabilizing mechanism in food web models, little is known about its operation in … read more

Density-Dependent Intraspecific Aggression Regulates Survival In Northern Yellowstone Wolves (Canis Lupus)

Understanding the population dynamics of top-predators is essential to assess their impact on ecosystems and to guide their management. Key to this understanding is identifying the mechanisms regulating vital rates. Determining the influence of density on survival is necessary to … read more

Do Wolf Tracks and Few Deer In Your Fall Hunting Area Mean What You Think They Mean?

I magine hiking into your favorite deer hunting area up in the northwoods for opening weekend of the white-tailed deer firearm season, or two weeks beforehand, to scout for deer sign. For hours you visit some of your favorite spots … read more

Body Size and Predatory Performance in Wolves: Is Bigger Better?

Large body size hinders locomotor performance in ways that may lead to trade-offs in predator foraging ability that limit the net predatory benefit of larger size. For example, size-related improvements in handling prey may come at the expense of pursuing … read more

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