Resources ≀ Predator/Prey Relationships

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

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

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

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

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

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