Mother Nature Network: If you like a good whodunnit, here's one of the avian variety that just may stump you. How did European starlings become one of America's most numerous songbirds?
Wherever you live, you've undoubtedly seen them, heard them, read about them and, perhaps, even cursed them. European starlings are stocky black birds with feathers that are covered in white spots during winter that turn black and glossy in summer. They tend to show up almost everywhere, often in very large and aggressive numbers, in...