Q. Most folks know that lions and wolves hunt in groups to catch what they’re going to eat. I was wondering if any other animals hunt in packs or team up to catch their food, not counting the ...

In late autumn, cold air masses come barreling down from the Canadian Arctic like an atmospheric avalanche, bringing with them a visitor from the North: the rough-legged hawk ( Buteo lagopus ).

DULUTH — “It’s a magical world back here,” Margie Menzies said on a chilly morning in early September. Like most days, Menzies, the education director for the Hawk Ridge Bird Observatory, has been ...