New evidence from Sri Lanka's oldest archaeological site suggests that early humans used sophisticated techniques to hunt monkeys and squirrels, according to a study published Tuesday in the journal ...

High in the rainforest canopy, monkeys face a deadly threat from above. The harpy eagle hunts with incredible precision, striking in seconds with massive talons. It can snatch a monkey directly from a ...

The endangered Geoffrey’s spider monkeys that dangle high in the rainforest canopy are elusive and hard for scientists to track. So biologist Jenna Lawson hid 350 audio monitors in trees across Costa ...

SILVA JARDIM, Brazil (AP) — In a small lab nestled in Brazil’s Atlantic Forest, researchers with gloved hands and masked faces cradle four tiny golden monkeys so a veterinarian can delicately slide a ...

Bones and tools found in a Sri Lankan cave show how Homo sapiens adapted to dense rainforest environments as early as 45,000 years ago. NOVA is available to stream on pbs.org and the free PBS App, ...

When their vocal calls get drowned out by traffic and other human noises, monkeys living in the Amazon Rainforest resort to sending smell-based messages nearly twice as often as usual. “Right in the ...

The Amazon Rainforest is home to some of the most exotic and beautiful animal life on the planet. Recently, scientists have discovered another rainforest resident deep within Brazil’s palm-dense Juruá ...