Humans want to believe that they're the smartest creatures on the planet. But the more we understand octopuses, the more it seems that we may not be alone in our ability to solve problems, make complex connections between ideas, and survive by wits alone. A growing body of evidence — a lot of it still anecdotal — suggests that octopuses show elements of human-like intelligence.
Here are stories from scientists who talk about this surprising intelligence and thinking octopus possess.
But their intelligence has evolved for very different reasons than ours did, which makes them particularly difficult to understand.
These solitary creatures have a unique skin and a complete nervous system in each tentacle. Still, their bizarre behavior leaves many to scratch their heads.