Posts Tagged: gray wolf
Immigration does not offset harvest mortality in groups of a cooperatively breeding carnivore
January 30, 2021
The effects of harvest on cooperatively breeding species are often more complex than simply subtracting the number of animals that died from the group count. Changes in demographic rates, particularly dispersal, could offset some effects of harvest mortality in groups … read more
Posted in Hunting Wolves | Tagged Canis lupus, compensatory immigration, cooperative breeder, dispersal, gray wolf, social structure
Population responses of common ravens to reintroduced gray wolves
November 30, 2020
Top predators have cascading effects throughout the food web, but their impacts on scavenger abundance are largely unknown. Gray wolves (Canis lupus) provide carrion to a suite of scavenger species, including the common raven (Corvus corax). Ravens are wide‐ranging and … read more
Posted in Trophic Cascade | Tagged Canis lupus, common raven, Corvus corax, gray wolf, scavenger, Yellowstone National Park
Immigration does not offset harvest mortality in groups of a cooperatively breeding carnivore
July 6, 2020
The effects of harvest on cooperatively breeding species are often more complex than simply subtracting the number of animals that died from the group count. Changes in demographic rates, particularly dispersal, could offset some effects of harvest mortality in groups … read more
Posted in Hunting Wolves | Tagged Canis lupus, compensatory immigration, cooperative breeder, dispersal, gray wolf, social structure
Berry Important? Wolf Provisions Pups with Berries in Northern Minnesota
March 6, 2020
Wolves (Canis lupus) primarily provision pups by catching mammalian prey and bringing remains of the carcass to the pups at a den or rendezvous site via their mouths or stomach. In August 2017, we observed an adult wolf regurgitating wild … read more
Posted in Biology | Tagged blueberry, Canis lupus, gray wolf, minnesota, parental care, Vaccinium
