An endangered species has returned to its Northern California river habitat for the first time in almost a century, wildlife officials said.

Steven Fulton started out offering milkweed plants to support the endangered Western Monarch population. Today his Santa ...

Bay Nature said that certain communities are at heightened risk for PFAS-contaminated seafood. For instance, it cited a fish ...

What conservationists study and document at Paint Rock Valley will inform and influence biodiversity strategies across the ...

ORANGE COUNTY, Calif. (KABC) -- Fish are dying off en masse at a lake in Orange County. Fishermen say they're upset by what's ...