The octopus is a natural escape artist. It can squeeze its soft body into impossibly tight spaces and often baffles aquarium workers with its ability to break out of tanks. These abilities could be ...

By combining custom engineering with behavioral science, Swedish YouTuber Mattias Krantz taught an octopus named Tako to play the piano.

These five research-backed insights show why the octopus remains one of the most extraordinary minds in the animal kingdom.

The task required hundreds of hours of problem-solving and patience. Musician Mattias Krantz said it was worth it.

Aristotle didn’t have a high opinion of the octopus. “The octopus is a stupid creature,” he wrote, “for it will approach a man’s hand if it be lowered in the water.” Twenty-four centuries later, this ...

As far as personality goes, bottlenose dolphins are one of the more charming species to inhabit our oceans. They’re also extremely intelligent, brutal hunters that have no problem bloodying up their ...