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

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

In the new Netflix documentary "Our Oceans," stunning footage captured a coconut octopus using its siphon to shoot stones at predatory fish while hiding inside a clamshell—a behavior never ...