Invasive species have the ability to damage ecosystems, and that's especially true in California, where these five species ...

An invasive species of beetle that has killed tens of thousands of healthy trees across Southern California has been detected in San Jose, posing a threat to over 65 species of trees in the area.

Loren O'Rourke, Sacramento Tree Foundation Planting native oak species on underutilized urban public lands in Sacramento has a unique set of difficulties.

California agricultural officials said they are releasing millions of sterile Mediterranean fruit flies in Alameda County to try to eradicate the pest, first discovered summer 2024.

On Wednesday, the California Department of Fish and Wildlife released its plan to address what it’s calling an “urgent invasive species threat,” with strategies to prevent further ...

Learn how invasive species threaten ecosystems. Read about new methods of minimizing risks of introducing exotic species and dealing with those we already have.

Originally from Southeast Asia, the invasive filter-feeder has been found in Hong Kong, Japan, and Taiwan since the late 1960s, according to the U.S. Geological Survey.