The Center for Biological Diversity filed a lawsuit in federal court challenging a decision the U.S. Fish and Wildlife Service made last year to not release a national wolf recovery plan, saying the

Wildlife officials are investigating the suspicious death of a gray wolf near Yellowstone National Park. The killing is believed to have taken place on the night of December 25 in an area of southern Montana just north of the park.

Yellowstone is grieving after a poacher is believed to have shot and killed a prominent wolf from the park's most famous pack on Christmas day.

Rangers at Yellowstone National Park are reportedly trying to solve the mystery of what happened to a well-known female wolf from one of the area’s most famous packs — and the leading theory is that she was illegally shot and killed by poachers.

A new study documents the complex interactions between cougars and gray wolves in Yellowstone National Park and finds their “enemies without benefits” relationship is driven by competition: wolves steal prey killed by cougars, so to avoid wolf encounters, cougars are shifting their diets to smaller prey ( ref ).

The three wolves Utah killed were not symbols or statistics,” writes Eric Clewis with Defenders of Wildlife in an op-ed. “They were animals reclaiming a fraction of their historic range.”

"Once in a lifetime moment." Driver captures stunning video of wild predator trotting across roadway: 'I felt so lucky' first appeared on The Cool Down.