Non-native grasses and eucalyptus trees brought to California centuries ago for agriculture and landscaping have reshaped the state’s fire dynamics.

After missing from the Oregon coast for more than a century, sea otters are getting a step closer to staging a comeback.

Science tells us invasive species—like the spotted tilapia—are always on the move, making it difficult for scientists to ...

The Tri-Dam Project says the decision was made to prevent the introduction of the Golden Mussel, an invasive species known for causing severe ecological and infrastructure damage.

Invasive species are among the biggest drivers of biodiversity losses around the world. They’re also increasingly affecting ...

Scientists improved invasion models, revealing native species similarity predicts invasive species spread more accurately.

Biologists are monitoring an Australian crayfish that surprisingly showed up in Texas, fearing it could threaten local ...

Tulloch Reservoir closed to all recreational boating effective Tuesday this week, to try to protect the dammed body of water ...

For a small fish only found in the San Francisco Estuary, the delta smelt has caused a lot of controversy over the years.

Following the discovery of golden mussels in California, Colorado Parks and Wildlife is taking steps to prevent the invasive ...