Local patrols in the Amazon are leading a conservation success story, protecting forests and wildlife against growing threats ...

The 10-foot-long arapaima was quickly disappearing in Brazil until local communities stepped in to save it—and themselves. A close-up view of an arapaima from the Brazilian Amazon shows its unique ...

Quick thinking by park officials appears to have prevented an invasive fish species from overtaking and traveling out of a pond at a popular Ohio recreation area. The Columbus Recreation & Parks ...

Learn how invasive species are threatening New York’s waterways. Experts explain how they spread, why they’re dangerous to ecosystems, and what you can do to help stop them. Reflections on the Erie ...