Wolves share their environments with a wide variety of animals. Their relationships with other species can involve predation, competition, avoidance, scavenging, and sometimes indirect benefits. These relationships vary depending on habitat, food availability, season, and the species involved.

Wolves are predators of many hoofed mammals, including deer, elk, moose, caribou, and other ungulates. The particular prey wolves depend on varies by region and availability.

Wolves also interact with other predators. Coyotes and wolves compete for food and space, and wolves may kill coyotes. At the same time, coyotes can take advantage of carcasses left by wolves. Research has shown that coyotes do not respond to wolves in exactly the same way everywhere; their behavior can change with season, habitat, and the availability of food.

Bears and wolves also compete for food. Most interactions between the two species involve access to carcasses, and they generally avoid one another when possible. Bears may approach wolf kills and can sometimes drive wolves away from their food.

Wolves also interact with ravens and magpies around carcasses. These birds can locate wolf kills quickly and feed on the remains. Their relationship with wolves is therefore closely connected to the food wolves make available through predation.

A wolf kill can provide food for many other species. Eagles, foxes, wolverines, bears, coyotes, birds, insects, and other scavengers can make use of portions of a carcass that remain after wolves have fed.

Competition between carnivores can be intense. Smaller predators may benefit from the food available at wolf kills, but approaching a carcass can also put them at risk. Studies in Denali National Park found that wolves and wolverines dominated scavenging activity, while coyotes and foxes used carcasses less and showed greater caution around areas heavily used by wolves.

Wolves can also influence other animals without directly interacting with them. Changes in prey numbers or behavior can affect how other species use the same landscape, creating connections throughout the food web. Scientists study these relationships carefully because the effects can vary considerably between ecosystems.

The relationship between wolves and other animals is therefore not simply one of predator and prey. Wolves can be competitors, predators, sources of food for scavengers, and forces that influence how other animals move through their environment.

Together, these interactions demonstrate how closely connected wildlife communities are. A wolf does not live separately from the animals around it; its presence can create opportunities, challenges, and changes for many other species sharing the same ecosystem.