Chesley Bonestell, “The Exploration of Mars” (1953), oil on board, 143/8 x 28 inches, gift of William Estler, Smithsonian National Air and Space Museum. Reproduced courtesy of Bonestell LLC.

Migratory Animals Face Increasing Perils

February 23, 2018

2/23/18 – Migratory herds of animals, the lifeblood of many landscapes in the western United States, face increasing perils, says a researcher who tracks them, but in a ray of hope, government and private groups have proposed a variety of creative ways to help these wanderers. In an earlier analysis in Issues, a specialist in the conservation of biodiversity took a global look at threats to animal migrations, calling for international action to sustain these inspiring natural wonders.