TWIN FALLS, Idaho — An adult cow moose died on Thursday, falling off a cliff to her death after being darted by biologists as the agitated animal ventured close to a Costco, wildlife officials said.

Let the moose-spotting begin. As thousands of Swedish moose begin their annual migration for the summer, moose aficionados and casual fans from across the globe are tuning in to witness the journey.

PARK COUNTY, Colo. — Outdoor recreationists have been warned to be on high alert for aggressive cow moose after three people were injured in separate attacks over the weekend in Park, Grand and Routt ...