Nobody expected butterflies. Dense flocks appeared along the Atlantic Seaboard that August, radial bands stretching from Cape Canaveral to Mount Desert Island. Eyewitnesses snarled the phones at natural resource departments claiming aerial discoloration, impressionistic streaks, an ominous iridescence that induced vertigo when studied closely. Park rangers well versed in hyperbole
Read MoreNobody expected butterflies. Dense flocks appeared along the Atlantic Seaboard that August, radial bands stretching from Cape Canaveral to Mount Desert Island. Eyewitnesses snarled the phones at natural resource departments claiming aerial