![]() Let’s focus first on their defence mechanisms. Numerous studies indicate the octopuses possess great flexibility in their behaviours, whether they express them in their natural environment or inside a tank in a laboratory. These are the mechanisms through which information from the environment is perceived, processed, transformed, remembered and used to take decisions and act.įrom a behavioural point of view, the flexibility with which an animal can adapt itself and adjust its behaviour to novel situations is a good indicator of its cognitive abilities. In ethology, the study of behaviour, we explore this intelligence, which we classify as individual “cognitive abilities”. So why is it that they seem to show such peculiar similarities with humans, while at the same time appearing so alien? Perhaps because despite their tentacles covered with suckers and their lack of bones, their eyes, brains and even their curiosity remind us our own thirst for knowledge. ![]() Our last common ancestor with the octopus existed more than 500 million years ago.
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