Nature - Deep Jungle: The Beast Within

Seizoen: 23 - Aflevering: 12 / 384 - Eerst uitgezonden: 01 mei 2005 - Episode ID: 428420

What jungles reveal about humanity, through studies of primates and ruins of ancient civilizations in Guatemala and Cambodia, and why those cultures collapsed. Cameras capture monkeys using tools to open nuts, and chimps are seen in a coordinated hunt for one of their own.