Wildfires helped kill nearly a million birds

Smoke, early migration, and harsh flight conditions may have caused hundreds of thousands of birds to drop from the skies Scientists and bird watchers are reporting multitudes of dead birds across the southwestern United States and northern Mexico.  The death toll is at least in the hundreds of thousands, but possibly more than one million migratory birds have fallen, in New Mexico, Colorado, Texas, and other western and southwestern states, as well parts of Mexico, according to Martha Desmond, professor at the New Mexico State University’s department of fish, wildlife,…