Crayfish and amphibians are vanishing as a stealth invader spreads statewide, raising alarms about cascading losses across fragile wetland ecosystems.

Conservationists are telling anglers to cut the head off a predatory, reptile-looking fish that can breathe air if they find one. The northern snakehead is an invasive fish species with a fitting name ...

Conservationists are telling anglers to cut the head off a predatory, reptile-looking fish that can breathe air if they find one. Northern snakehead fish are native to Asia, and were first found in ...

In Florida, the Burmese python has established itself as “a slithering menace that is wiping out species”, Galante says.