Explore marine life articles about octopuses
Octopuses have three hearts, nine brains, and blue copper-based blood. Expert guide to the most alien biology on Earth and why octopus intelligence works the way it does.
Discover why octopuses are considered the closest thing to alien intelligence on Earth. Expert-written guide covering their three hearts, blue blood, distributed nervous system, instant camouflage, problem solving, and the science behind cephalopod cognition.
