Measuring 10 feet (3 meters) long and weighing in at more than 400 pounds (180 kilograms), it's hard to imagine that the arapaima, the largest fish in the Amazon River basin, could ever go missing.

Everyone knows the tiger, the panda, the blue whale, but what about the other five to thirty million species estimated to inhabit our Earth? Many of these marvelous, stunning, and rare species have ...

A villager from the Rumao Island community holds a young arapaima before releasing it back to the wild.Reuters Villagers from the Rumao Island community paddle their canoes loaded with ...

A monster arapaima catch lit up TikTok, but not all anglers are convinced the viral feat counts as real sportfishing.

The Giant Arapaima fish, a large, commercially-important species in the Amazon Basin, is now locally extinct in many regions around the area, according to biologists. Bioeconomic theory is often used ...

(UPI) -- The natural body armor of the South American arapaima fish is so tough that it can withstand the piercingly fierce bite of a piranha without a problem. With its streamlined body and flat head ...

The Arapaima fish, considered to be biggest fish and commercially important one at the Amazon Basin, went extinct in a number of local fishing communities, a group of researchers revealed in a study ...

Here's a question - if piranhas are so ferocious and will attack anything, why aren't they the only fish in the Amazon? Well, in some cases, it's because other fish possess bite-proof armor. The ...

The arapaima fish, native to the Amazon River basin, can weigh as much as 400 pounds (180 kilograms). The arapaima fish, native to the Amazon River basin, can weigh as much as 400 pounds (180 ...