Author Archives: Nathan Lyle
Do Wolf Tracks and Few Deer In Your Fall Hunting Area Mean What You Think They Mean?
July 4, 2019
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?
July 4, 2019
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
Posted in General | Tagged better, bigger, performance, predatory, wolves
Predatory Senescence in Ageing Wolves
July 4, 2019
It is well established that ageing handicaps the ability of prey to escape predators, yet surprisingly little is known about how ageing affects the ability of predators to catch prey. Research into long-lived predators has assumed that adults have uniform … read more
Posted in General | Tagged ageing, predatory, senescence, wolves
Wolf Harassment Has Little Impact On Elk
July 4, 2019
Ecological theory predicts that the diffuse risk cues generated by wide-ranging, active predators should induce prey behavioural responses but not major, population- or community-level consequences. We evaluated the non-consumptive effects (NCEs) of an active predator, the grey wolf (Canis lupus), … read more
Posted in General | Tagged harassment, impact, little
Deer Survival Is Influenced By Many Factors Including Disease, Predation, Weather, And Hunter Harvest.
July 4, 2019
In the Upper Peninsula (UP), deer survival is especially influenced by winter food supply and cover. Research is needed to better understand the impact of predation on deer, while also determining how predation is influenced by winter weather and deer … read more
Posted in Deer | Tagged disease, factors, including, influenced, predation, survival, weather
Intra-Seasonal Variation in Wolf Canis lupus Kill Rates
July 4, 2019
Knowing kill rate is essential for knowing the basic nature of predation. We compared estimates of kill rate for previously observed wolf-prey systems with new observations from wolves Canis lupus which preyed on white-tailed deer Odocoileus virginianus in Michigan, USA. … read more
Posted in General | Tagged canis, intra, lupus, rates, seasonal, variation
