Species of birds are threatened throughout the United States, as documented in the latest edition of the State of the Birds ...

A team of marine biologists, environmental researchers and land management specialists affiliated with several institutions ...

Researchers at Rice University have uncovered a critical link between rising temperatures and declines in a species' population, shedding new light on how global warming threatens natural ecosystems.

A new report reveals that more than one-third of all U.S. bird species stand in high or moderate conservation danger.