Environmental scientists are on high alert for an invasive species that could threaten Texas wildlife.

A veterinarian and conversation expert spoke about invasive and nonnative organisms during a special live show of "The ...

Locals in southern Texas reported an “interesting-looking critter” that officials found to be an invasive crayfish species ...

The Australian redclaw crayfish, an aggressive crustacean native to northern Australia and Papua New Guinea, has been spotted in South Texas.

The invasive northern snakehead fish has negatively impacted other fish and the ecosystem in part of the Chesapeake Bay, according to a new study by the Maryland Department of Natural Resources.

A manatee and two calves sought refuge from the January morning chill in the warm, glassy waters of Silver Glen Springs. They ...

Fourteen months after live zebra mussels were found in Clear Lake in Manitoba, Parks Canada says it's not feasible to ...

According to the New York State Department of Environmental Conservation (DEC), invasive species are non-native plants, animals and pathogens that negatively impact the local environment.

crayfish and shrimp, and found that 24%, are threatened with extinction. The loss of freshwater habitats to agriculture and urban development, overharvesting, invasive species, pollution, dam ...

But today it burns hotter, more frequently, and spreads farther than ever before—a shift driven by human development, climate change, and the prevalence of invasive species, which are non-native ...