When researchers began hearing reports about common ravens antagonizing sage-grouse at their lek sites in Nevada and California, they decided to investigate. Greater sage-grouse (Centrocercus urophasianus) are a species of high conservation concern, dealing with …
Human presence is changing how deer and a suite of predators interact in Pennsylvania state forests and the surrounding areas. Predators can affect the ways that white-tailed deer use different ecosystems on the landscape. Asia …
The Appalachian subspecies of the eastern spotted skunk is facing large declines, likely due to a combination of predation and canine distemper, a disease fatal to the carnivores. Concerns about the eastern spotted skunk (Spilogale …
Voles and lemmings are some of the most populous mammals in the Arctic, and their populations go through cycles that rise and fall. But why? That’s long been a mystery to scientists who study to …
Predators frequently kill livestock in public grazing lands in the western United States. While localized programs have addressed some of these issues, including programs to compensate ranchers for livestock killed by carnivores, these can be …
In 2014, wildlife managers in Mexico captured a bear in the Sierra Madre Occidental, Mexico’s western mountain range, that didn’t quite seem to belong—it was much darker than the ones usually found there. Black bears …
Black bears in Lake Tahoe may be inadvertently protecting lower-ranking carnivores — gray foxes — from nearby coyotes. The Nevada Department of Wildlife has funded a project following black bears (Ursus americanus) that are repopulating …
In Monterey Bay, California, where kelp forests have decreased, sea otters are helping maintain pockets of kelp that can reseed barren areas in the future. In 2012, kelp forests along the California coast looked vastly …
Researchers are proposing what they hope will be a mutually beneficial solution both for low-income farmers in developing countries who are trying to protect their livestock from endangered predators and for conservationists trying to protect …
When Gregory Geller was developing ways to protect turtle nests, he paid a lot of mind to keeping out predators like raccoons. He designed electric fences, and he needed a way to see if raccoons …
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