Hawaiʻi has been called ground zero for the loss of biodiversity – or a healthy mix of species, genetic heritage, and ecosystems. Of the nearly 1,300 species protected under the U.S. Endangered ...

An endangered smalltooth sawfish was not what Mac expected to be at the end of his fishing line after fishing with buddies New Year's Day.

New research shows about a quarter of animals living in rivers, lakes and other freshwater sources are threatened with ...

Nearly a quarter of the world's freshwater species are at risk of extinction due to a multitude of threats, according to new research.

The state was able to delist the species because their reproductive rate over multiple years reached sustainable levels.

The snail darter is not a thing. It was just a common perch, say scientists. Fraud or bad science? From David Mastio: ...