May 09, 2019 —
Some species change locales by merely moving between higher and lower elevations. Here are four examples of altitudinal migrants in the U.S.
An Avian Cholera Outbreak at the Salton Sea Has Killed Thousands of Birds
February 05, 2019 —
Officials are working hard to contain the disease, but they worry that future outbreaks could be worsened by the sea’s continued deterioration.