Despite decades of research, scientists admit that they still have a lot to learn about sleep. In general, sleep can be ...

Two big rams bolted from the steel trailer, took a few hesitant steps and glanced around nervously at their new home: dramatic mountains in west Texas more than 200 miles from where they grew up.

Scientists and land owners have proposed releasing wolves, bears and lynxes - but not everyone is on board with this ...

Colorado Parks and Wildlife hazed a wolf reintroduced from Canada using lighted drones the night before shooting it with a nonlethal bean bag round.

The proliferation of documentaries on streaming services makes it difficult to choose what to watch. Each month, we select ...

A new study shows that areas with domestic grazers are seeing a decline in spiders and an increase in grasshoppers and ...

The U.S. Department of Agriculture’s Wildlife Services killed the male gray wolf after five sheep were attacked in Wyoming.

The U.S. Department of Agriculture responded to reports of a predator killing five sheep in north-central Wyoming on Saturday ...

The U.S. Department of Agriculture's Wildlife Services responded to reports of a predator killing five sheep in north-central Wyoming on Saturday. The agency found evidence pointing to a wolf attack, ...

One of the gray wolves captured in British Columbia this winter and released in Colorado apparently traveled to Northern ...

A gray wolf brought to Colorado from Canada as part of the second round of reintroductions was killed in Wyoming after it was ...