Vultures are making a comeback (Boise Weekly) Spain finds out that it needs nature's "bad guys" after all by Michael Moffett, GlobalPost PAMPLONA, Spain — Vultures circling overhead have traditionally been a harbinger of death. But in Spain, their renewed presence after a long lull is being regarded by many as a good omen — the sign of a healthy eco-system. "They're essential," said Luis Sances, a rancher with a flock of 600 sheep in the ... [News Source]