Cleverness may sometimes show less in making something new than in putting something old to a new use.

Researchers report that the Veined Octopus retrieves coconut shell halves to use as shelter. Writing in the journal Current Biology, the team says it is the first example of tool use in octopuses.

The veined octopuses (Amphioctopus marginatus) were filmed between 1999 and 2008 off the coasts of Northern Sulawesi and Bali in Indonesia. The octopuses were filmed moving up to 20m with the shells.

Redefining Capability

Carrying an awkward object for later use might suggest some ability to plan ahead, though the reports quoted here do not say how the researchers interpret it. If so, it could widen the picture of which animals use tools.

One reading is that ability may depend partly on how a creature makes use of its surroundings. Moving a shell takes effort now for possible safety later, a trade-off that people make in many forms too.

In design and engineering, this principle mirrors the concept of modularity: taking an independent component and integrating it into a new system to serve a distinct function. Something similar may sometimes happen in nature.

There may also be a lesson about patience in observation. Behaviour that seems surprising can take years of watching before it is noticed and described. For anyone who studies how systems behave, it might be worth remembering that rare or unexpected uses of familiar things are easy to miss, and that a long record can show what a single glance would not. A habit of looking again at ordinary materials, and asking what else they could do, may be useful well beyond the sea floor.

Perhaps adaptability begins with noticing what is already lying around.

Sources