Running through the rainforest in the northern portion of South America is the Amazon river ... but scientists assume that it may be from plant poisons carried by their prey.

Visitors to the Amazon who expect a "Discovery Channel-like experience" with "jaguars in every tree" and "anacondas on every ...

Riverside forests help trees migrate between Amazon and Atlantic forests, shaping biodiversity over millions of years.

The plant gives it a greenish tint that is useful camouflage in the trees of its Central and South American rain forest home. Sloths are identified by the number of long, prominent claws that they ...

Forests flanking Brazil's rivers act as "highways" that have allowed tree species to move between the Amazon and Atlantic ...

The largest rainforest, the Amazon, is located in South America. More than half of the Earth's species of animals and plants live in tropical rainforests, even though rainforests only cover a ...