For a second year, a plan meant to save endangered salmon brought major challenges at Green Peter Reservoir. What comes next?

You never forget your first time seeing a giant salamander, according to Andy Hill. He was a teenager, standing thigh-high in the Watauga River outside Boone, North Carolina, casting a line on an ...

The U.S. Fish and Wildlife Service has proposed listing monarch butterflies as a threatened species, blaming its decline in ...

Many species of mammals, either extinct in the wild or teetering close to it, have been successfully restored to parts of ...