It sounds like a bad horror movie. Canadian wild pigs are amassing at Montana’s northern border. It’s only a matter of time before they wander south and begin their destructive assault on everything from wildlife to agricultural fields and even archaeological sites.

Federal attorneys pushed their case that Greater Yellowstone Ecosystem grizzly bears should be removed from Endangered Species Act protection, arguing in an appeal filed late Friday the U.S. Fish and Wildlife Service wasn’t required to do a comprehensive review of all grizzlies in the Lower 48 states.

Authorities received a report of a possible mountain lion sighting in the upper east side of Helena Friday morning, two days after a mountain lion was killed outside an office building near downtown Helena.