Researchers analyzed fossils and DNA to get a big-picture view of sloth evolution and determine what drove their immense size ...

Opinion: We have lost an irreplaceable leader in David Mattson, but not his lifetime of work. His model for detail and determination are an inspiration.

The U.S. Geological Survey and Montana Fish, Wildlife and Parks want the public to be aware that grizzly bear captures will ...

Former Wyoming Game and Fish Director Brian Nesvik was nominated by Trump to lead the U.S. Fish and Wildlife Service in ...

Starting on Sunday, agency biologists with the Interagency Grizzly Bear Study Team (ICBST) will begin the field captures and ...

Thermal Grizzly unveiled its WireView Pro 2, a device that monitors the current and temperature of the 12VHPWR power ...

The Colossal Foundation, in partnership with Yellowstone Forever, Grizzly Systems, and the Nez Perce Tribe, has launched a bioacoustics initiative to analyze wolf vocalizations using AI. The project ...

The following is a news release from Grand Teton National Park. MOOSE, Wyoming — Biologists with the U.S. National Park ...

In a May 13 petition, members of Congress from Northern Rockies states once again admonished the U.S. Fish and Wildlife ...

The grizzly bear was the eighth mammal to receive protection under the Endangered Species Act of 1973. When it was declared a ...

Lamb and Smit approach with their gear and check vitals, then begin measuring, sampling and hoisting the grizzly’s ...