The octopus is one of the coolest animals in the sea. For starters, they are invertebrates. That means they don’t have backbones like humans, lions, turtles and birds. That may sound unusual, but ...

Octopuses have many amazing abilities and characteristics; they have huge brains and can solve puzzles; their ink can disguise them and disorient attackers; and their ancestors are thought to be about ...

Octopuses and their arms are still a bit of a mystery. Not because scientists don't know how they work; their arms are boneless hydrostats, made up of groups of muscles working together, and capable ...

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WASHINGTON (Reuters) - For the roughly 300 known octopus species dwelling in the world's oceans, having eight arms is a defining characteristic. But that is not the way it started. Scientists said on ...

Try having no arms and eating a live octopus that's crawling around on your head with its tentacles. Failure could mean it's your last supper. But a population of bottlenose dolphins off the coast of ...

Octopuses can taste what their arms touch, and scientists have figured out how. By Katherine J. Wu Should anything ever compel you to lick an octopus’s arm, keep this in mind: That arm has all the ...