Tag: bears

May 29, 2020

Warmer climate stresses polar bears

Polar bears that have been tracked for decades in Western Hudson Bay have increased stress levels in years with the warming climate, a new study shows. This research adds to...

March 4, 2020

Wild Cam: Struggling caribou herd penned in by predators

The Gaspésie herd is one of North America’s most endangered caribou populations, and logging around the fringes of the last remaining landscapes it occupies is giving predators an advantage over...

March 3, 2020

Study questions effectiveness of polar bear detection tool

A tool that oil companies use to try to avoid harming or disturbing polar bears (Ursus maritimus) may not detect the bears in their dens as well as they were...

January 27, 2020

Birds prey on bears’ leftover goose egg scraps

Polar bears and grizzlies in the Arctic are scaring snow geese from their nests to consume their eggs, leaving a clear path for gulls and ravens to prey on their...

October 21, 2019

JWM: Grizzly deaths along tracks occur in surprising places

Grizzlies in western Canada may need to look both ways before they cross the train tracks. Although grizzlies (Ursus arctos horribilis) have often been witnessed alongside the rails seeking grain...

October 14, 2019

Mountain bikes raise concerns in grizzly country

Mountain biking is a popular activity on public lands, and a recent decision to allow electric bikes in National Parks and other Interior Department lands may bring even more bikes...

April 9, 2019

JWM: When do grizzlies prey on livestock?

Decades of records of grizzly bears preying on cattle and other livestock on grazing land in the Greater Yellowstone Ecosystem have revealed some key ways to limit livestock losses.  “Conflicts...

February 19, 2019

New Jersey will continue bear hunt

A New Jersey state appeals court has rejected a challenge to the state’s expanded bear hunt. The state added a second bear hunt in, held in October, in an effort...

November 29, 2018

Study maps human-bear conflicts in Nevada

Researchers recently mapped hotspots for human-bear conflicts in the Great Basin using long-term data on bear mortality. Once gone from the Nevada landscape, black bears (Ursus americanus) have been gradually...

May 8, 2018

Yellowstone grizzlies will remain delisted

The U.S. Fish and Wildlife Service has reaffirmed its decision to consider the grizzly bears (Ursus arctos horribilis) in the Greater Yellowstone Ecosystem a distinct population segment. The GYE grizzlies...