Octopuses break so many biological expectations that scientists still struggle to explain how they ended up this way through normal evolution. From how their brains work to how their bodies heal, ...

Did you know octopuses are highly intelligent animals with the ability to problem-solve complex puzzles – and even change color? They have three hearts and blue blood, helping them survive in deep ...

Octopuses are perhaps the most unusual creatures to have ever inhabited the ocean. Their soft body, eight arms, and high level of intelligence make th.

Octopuses are extraordinary creatures, and their blue blood is just one of the many unusual aspects of their biology. That means there's a huge part of the ocean, over 95% that are yet to be explored.

Octopuses have a way of making familiar rules feel optional. They live on Earth but behave like visitors with a different instruction manual. Scientists study them for answers about intelligence and ...