A common octopus (Octopus vulgaris) swims off Croatia in the Mediterranean Sea. (Reinhard Dirscherl/ullstein bild via Getty ...

Cephalopod intelligence, behavior, and ethical treatment explored by a comparative psychologist in a thought-provoking ...

They may also be able to inhibit impulsive responses. In a 2021 study that gave common cuttlefish a choice between a less ...

They may also be able to inhibit impulsive responses. In a 2021 study that gave common cuttlefish a choice between a less desirable but immediate snack of crab and a preferred treat of live shrimp ...