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Resources ≀ Predator/Prey Relationships

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

No statistical support for wolf control and maternal penning as conservation measures for endangered mountain caribou
August 2, 2020
In 2019, the government of British Columbia killed more than 460 wolves as part of the province’s multimillion-dollar caribou recovery plan. Now, a study from the University of Alberta suggests that the cull is doing little to save the most … read more
Posted in Caribou

Trumpeter Swan Killed by Gray Wolf in Minnesota
January 29, 2020
Canis lupus (Gray Wolf) have been suspected as natural predators of Cygnus buccinator (Trumpeter Swan), but detailed descriptions of such predation events are lacking from the peer-reviewed literature. Herein, we document a Trumpeter Swan that was killed by a Gray … read more
Posted in Biology, General, Predator/Prey Relationships | Tagged killed, minnesota, trumpeter

Species Richness Within an Urban Coyote (Canis latrans) Territory in Atlanta, Georgia, USA
August 30, 2019
Atlanta, GA, USA, has been one of the fastest growing metropolitan areas in the US over the past several decades, with a human population now close to 6 million. Urbanization has been rapid and widespread, thereby creating a highly fragmented … read more
Posted in General, Predator/Prey Relationships | Tagged canis, coyote, latrans, richness, species, urban, within

Response of Moose Hunters to Predation following Wolf Return in Sweden
July 5, 2019
Background: Predation and hunter harvest constitute the main mortality factors affecting the size and dynamics of many exploited populations. The re-colonization by wolves (Canis lupus) of the Scandinavian Peninsula may therefore substantially reduce hunter harvest of moose (Alces alces), the … read more
Posted in Moose | Tagged following, hunters, moose, predation, response, return, sweden

Observations of Deer and Wolves during the 2017 Moose Survey Mike Schrage, Fond du Lac Resource Management Division
July 5, 2019
Each year, we conduct an aerial survey in northeastern Minnesota in an effort to monitor moose numbers (DelGiudice, 2017). While the objectives of this annual survey are to estimate moose numbers and demographics; since 2010, wolf and deer observations have … read more
Posted in Moose | Tagged during, moose, observations, resource, schrage, survey, wolves