Listen, I don't have anything against piranhas. They've never bothered me none. But a whole lot of other creatures in the Amazon have every right to fear them—except for the arapaima. This beast grows ...

What's 10 feet long, 440 pounds, and armored like a tank? The arapaima, perhaps the most peculiar fish in the Amazon. is a denizen of the Amazon. It tops out at 440 pounds and 10 feet long. Making it ...

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 ...

video: It's a matchup worthy of a late-night cable movie: put a school of starving piranha and a 300-pound fish together, and who comes out the winner? The surprising answer -- given the notorious ...

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 ...