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 ...

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), ...

Like youngsters leaving home on the first day of kindergarten, the Milwaukee County Zoo's two arapaima fish needed a bit of coaxing. Though arapaima are among the world's largest freshwater fish and ...

Add Yahoo as a preferred source to see more of our stories on Google. 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 ...

Those fish in your home aquarium may be important food sources in their native lands. According to figures recently released by the United Nations Food and Agriculture Organization’s (FAO) Fisheries ...

Deep in the vast rivers and flooded forests of the Amazon Basin, there lives a fish that appears to be prehistoric in both size and appearance. The arapaima, also called the “pirarucu,” is one of the ...

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 ...