Scientists have been shocked to find sharks appearing in freshwater rivers—far from their usual ocean habitats! But how is this possible? Are sharks adapting, migrating, or is something else causing ...

A terrorizing presence since the 1980s, Gustave has lurked in the shadows for well over a decade. Now, a herpetologist dives ...

Freshwater habitats – including rivers, lakes, ponds, streams, bogs and wetlands – cover less than 1% of the planet’s surface, but support 10% of its animal species, said Catherine Sayer, a ...

WASHINGTON — Nearly a quarter of animals living in rivers, lakes and other freshwater sources are threatened with extinction, according to new research. "Huge rivers like the Amazon can appear ...

Freshwater habitats – including rivers, lakes, ponds, streams, bogs and wetlands – cover less than 1% of the planet’s surface, but support 10% of its animal species, said Catherine Sayer, a ...