Tag: Wolves

January 30, 2023

WSB: When fieldwork is sabotaged

Tracking wolf populations presents challenges in the best of times. The carnivores are highly mobile and not exactly easy for wildlife biologists to handle. But researchers in Germany face an...

January 6, 2023

Cat parasite may alter Yellowstone wolf behavior

A parasite found in cat feces that alters animal behavior may be partly responsible for wolves deciding to become pack leaders or to disperse from their natal packs. TWS member...

December 22, 2022

Colorado wolf reintroduction proposal released

Two years after Ballot Initiative 114 passed, mandating the reintroduction of the gray wolf (Canis lupis) to Colorado, the Colorado Parks and Wildlife Commission (CPW) has now released a proposal...

issues of the wildlife bulletin
November 21, 2022

Wild Cam: Even in remote Glacier Bay, humans affect wildlife

It’s easy to figure that wildlife in busy national parks may be impacted by the heavy tourism there. But what about in parks that have much fewer visitors? The National...

November 9, 2022

TWS2022: A salve for conservation wounds

The best way to heal the wounds of ecological degradation is through storytelling and political involvement, 2021 Aldo Leopold Memorial Award recipient Mike Phillips told wildlifers in his keynote speech...

October 17, 2022

Isle Royale wolves increase while moose decline

After a year of translocation efforts in Isle Royale National Park, the island’s wolf population is flourishing again, with numbers around their historical levels. Between October 2018 and September 2019,...

September 16, 2022

Watch: New wolves ID’d in Oregon

Oregon wildlife officials have identified a new group of gray wolves (Canis lupus) in the state—the third known group in the northern Cascades. “Two wolves were first found in December...

August 19, 2022

TWS2021: Katmai wolves prey on sea otters

The mountains and oceans surrounding Katmai National Park and Preserve keep it isolated from much of the rest of Alaska. The geography makes for a scenic view, but it also...

July 20, 2022

Can wolf personalities make them better beaver killers?

Some wolves have a propensity to kill beavers more than others in Voyageurs National Park in Minnesota, suggesting this may be part of wolves’ unique personalities. Wildlife biologists are hesitant...

July 19, 2022

Are wolves’ footprints on ecosystems overstated?

Some people revere wolves. Some condemn them. Some credit them with restoring ecosystems in places like Yellowstone National Park. Others condemn them for causing conflict with livestock. But researchers recently...