Posts Tagged: predation risk
Wolves choose ambushing locations to counter and capitalize on the sensory abilities of their prey
March 4, 2021
Comprehensive knowledge of ambush behavior requires an understanding of where a predator expects prey to be, which is generally unknowable because ambush predators often hunt mobile prey that exhibit complex, irregular, or inconspicuous movements. Wolves (Canis lupus) are primarily cursorial … read more
Posted in General, Predator/Prey Relationships | Tagged ambush hunting, hunting behavior, hunting mode, predation risk, sit-and-wait predator, wolf predation
From overlooking to concealed: predator avoidance in an apex carnivore
December 31, 2020
Many prey species select bed sites that reduce the risk of being caught off guard. We investigated bed sites used by an apex predator (gray wolf, Canis lupus) before and after individuals were approached by humans (N048 trials). On 9 … read more
Posted in Human Dimensions | Tagged Human activity, Landscape of fear, predation risk
Caribou encounters with wolves increase near roads and trails: a time-to-event approach
October 27, 2020
Caribou and reindeer Rangifer tarandus are declining across North America and Scandinavia in part from wolf Canis lupus-mediated apparent competition with more abundant ungulate prey species. While caribou generally persist in areas with low wolf density, wolf packs that overlap … read more
Posted in Caribou, Predator/Prey Relationships | Tagged Banff National Park, Canis lupus, linear features, predation risk, Rangifer tarandus, recovery, resource selection, spatial separation, species at risk, survival
