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National Zoo and Conservation Biology Institute

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Ten Fascinating Facts About the Arapaima, the Largest Freshwater Fish in South America

A keystone species of the Amazon River ecosystem, the arapaima is a powerful predator known by many names.

researcher Tremie Gregory climbs high up a tree in Peruvian Amazon rainforest to set up a camera trap

How Scientists Are Uncovering the Secrets of Life in the Rainforest Canopy

Camera trap photos show arboreal animals living hundreds of feet above the ground

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