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 ...

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.

This is the moment a rare Arapaima fish native to the Amazon broke out of its aquarium in a store in Hebei, China on June 4. The Arapaima is one of the largest freshwater fish in the world, it can ...

A keystone species of the Amazon River ecosystem, the arapaima is a powerful predator known by many names. Mike Bock Reaching up to 10 feet (3 meters) long and weighing 440 pounds (200 kilograms), ...

NEWPORT, Ky. -- It’s just past 2 p.m., and four enormous shadowy figures lie in wait just below the surface of the water in Newport Aquarium’s Amazon Exhibit. Feeding commences. While the tank is ...

Recently, while visiting the Vancouver Aquarium, I became aware of the existence of a very large fish. This fish is inappropriately large. The arapaima, pirarucu, or paiche (Arapaima gigas) is a South ...