Thousands of Snow Geese Perish After Landing in Acidic Superfund Lake

Every Halloween, birders gather at Montana’s Freezout Lake, about an hour’s drive from Great Falls. It’s an overwhelming spectacle: Up to 300,000 snow geese gather to rest after a night-long, nonstop flight of at least 400 miles from Alberta or Saskatchewan in Canada. After Freezout, there’s still about 1000 miles left before the  snow geese reach their destination, the Sacramento Wildlife Refuge in California.  Read more.