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Posts Tagged: carnivores

The Role of Wolves in Regulating a Chronic Non-communicable Disease, Osteoarthritis, in Prey Populations

It is widely accepted that predators disproportionately prey on individuals that are old, weak, diseased or injured. By selectively removing individuals with diseases, predators may play an important role in regulating the overall health of prey populations. However, that idea … read more

Liberalizing the killing of wolves State of the science

Recently, some state governments began pursuing aggressive efforts to reduce wolf populations through programs that include liberalized hunting and trapping seasons, and efforts to incentivize killing (e.g., bounties). These efforts represent a departure from policies of the recent past, raising … read more

Forest Carnivore Conservation and Management in the Interior Columbia Basin: Issues and Environmental Correlates

Forest carnivores in the Pacific Northwest include 11 medium to large-sized mammalian species of canids, felids, mustelids, and ursids. These carnivores have widely differing status in the region, with some harvested in regulated furbearer seasons, some taken for depredations, and … read more

Can Large Carnivores Change Stream via Trophic Cascade?

Large carnivores were persecuted in Yellowstone National Park, WY, USA, during the late 1800s and early 1900s, leading to extirpation of grey wolves (Canis lupus) and cougars (Puma concolor). Soon thereafter increased herbivory of riparian plant communities by Rocky Mountain … read more

Rewilding the World’s Large Carnivores

Earth’s terrestrial large carnivores form a highly endangered group of species with unique conservation challenges. The majority of these species have experienced major geographical range contractions, which puts many of them at high risk of extinction or of becoming ecologically … read more

Fear of Large Carnivores Causes a Trophic Cascade

The fear large carnivores inspire, independent of their direct killing of prey, may itself cause cascading effects down food webs potentially critical for conserving ecosystem function, particularly by affecting large herbivores and mesocarnivores. However, the evidence of this has been … read more

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