The Amazon River is home to some of the most diverse and mysterious wildlife on Earth. Beneath its murky waters lurk strange ...

A new fish species with a mark that resembles "The Eye of Sauron" from "The Lord of the Rings" has been named by researchers in the Amazon after a genetic analysis.

Thousands of fish species — about 2,500 of them named — call the Amazon River home, but scientists estimate nearly half of the marine creatures lurking in the massive stretch of water remain ...

In the Amazon jungle, there is a species of giant freshwater fish. The pirarucu is prized for its meat and targeted by illegal fishermen, and it had become an endangered species. But as John Otis ...

A rare new species of fish was recently discovered prowling the bottom of a river in the Amazon rainforest, researchers said. The creature — a yellow-hued, flat-bodied catfish — is ...

The Amazon River, the longest and most voluminous in the world, constantly pours colossal amounts of fresh water and sediment into the western Atlantic Ocean. Three hundred million liters enter the ...

A rare new species of fish was recently discovered prowling the bottom of a river in the Amazon rainforest, researchers said. The creature — a yellow-hued, flat-bodied catfish — is ...

Thousands of fish species — about 2,500 of them named — call the Amazon River home, but scientists estimate nearly half of the marine creatures lurking in the massive stretch of water remain ...