Wildlife crews have stopped actively searching for two juvenile gray wolves in Northern California's Sierra Valley ...

Previous research on the effect of wolves on the food web has been criticized, raising questions about the predator’s role in the Yellowstone ecosystem.

The California Department of Fish and Wildlife is gearing up to capture various wild animals in Northern California and ...

At the age of 11 years, 9 months, Wolf 1090F has earned the title of the oldest living wolf in Yellowstone, which is ...

It didn't come as a surprise to researchers that the re-introduction of wolves in certain parts of the northern U.S. would reduce deer and elk herds, and thus reduce automobile accidents with those ...

Scientists debunk decades-long study claiming wolves' reintroduction triggered a dramatic transformation in Yellowstone.

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Scientific research has long assumed gray wolves are non-migratory during springtime, staying ...

A new study supports the concept that Oregon ranchers face significantly higher indirect costs from wolves than the value of confirmed and probable livestock kills. The Oregon State University ...

California wildlife researchers will use helicopters to capture and collar wolves in Siskiyou, Modoc and other Northern ...

This is the first story in a two-part series recapping Colorado’s second year of wolf reintroduction. Colorado’s wolf program ...

Deer and elk will be captured by helicopter by the California Department of Fish and Wildlife. The ungulates will be swept ...