But as Piero Amodio, an animal behavior and cognition researcher in Napoli featured in “Octopus!” says in the series, the idea of intelligence is a human one.

Octopuses, found across the globe, are boneless invertebrates recognized for their intelligence. They exhibit remarkable ...

Octopuses have nine brains, one donut-shaped one in their head plus a small one in each of their eight arms. They can use ...

National Geographic releases a new docuseries, "Secrets of the Octopus," revealing that the creatures are more human-like than we think.

Octopuses have around 500 million neurones in their bodies. Many of these neurones are spread through their arms. This allows them to act and sense independently.

[Related: What human and octopus brains have in common] Octopuses’ intelligence, complex behavior, and color-changing abilities have led the animal into the limelight, both inside academia and out.

Discover amazing octopus facts from tool use to camouflage that reveal why they are among the smartest creatures in the ocean ...

Introducing a remarkable new octopus species that showcases surprising intelligence and behavior. 58 shot, 8 dead, in Chicago ...