On a chilly October night, rancher Ken Spann watched over his family’s freshly weaned steer calves, a routine practice to ...

This is just plain politics and trying to throw sand in the gears of progress,” said Tom Delehanty, a senior attorney with ...

The legality of Colorado's most recent wolf capture has been called into question after a former congressman says it violated the Endangered Species Act.

The U.S. Fish and Wildlife Service has directed the state in a letter to "cease and desist" its plans to bring in more wolves ...

Colorado’s collared gray wolves have continued spreading across the Western Slope, with more movement toward southern parts of the state near New Mexico’s border during the month of October. Colorado ...

A plan to import 15 more wolves to Colorado from Canada may violate federal law.

Efforts by Colorado Parks and Wildlife to bring in more wolves from Canada later this year may have hit a snag after the U.S.

When an opposition group fell far short of the signatures needed to bring Colorado’s wolf reintroduction to another statewide vote, it was just the latest failed attempt to stop or pause the ...

A new study analyzes findings from more than 170 papers to clarify what we know so far about the ecological impacts of large carnivore recovery in North America and what mysteries still remain.

FORT COLLINS, Colo. (AP) — The Trump administration is telling Colorado to stop importing gray wolves from Canada as part of ...