A first-of-its-kind assessment of migratory freshwater fish brings to light many species in need of international protection.

Aliza Chasan is a Digital Content Producer for "60 Minutes" and CBSNews.com. She has previously written for outlets including PIX11 News, The New York Daily News, Inside Edition and DNAinfo. Aliza ...

Water covers most of our planet, yet less than 3% of it is freshwater and most of it is contained in glaciers, making it not ...

Hidden beneath the surface of the world’s rivers, some of Earth’s great animal movements unfold – migrations that rival, in ...

One of Earth’s biggest freshwater fish is bouncing back One of Earth’s biggest freshwater fish is bouncing back These 'trash fish' are among Earth's most primitive animals These 'trash fish' are among ...