Cuttlefish, remarkable members of the cephalopod family, have demonstrated a surprising level of intelligence by passing the “marshmallow test” — a classic experiment designed to assess self-control and delayed gratification in humans. In controlled studies, the cuttlefish opted to wait for a more desirable reward rather than immediately consuming a lesser one. This ability to delay gratification suggests that cuttlefish possess complex cognitive functions, including foresight and impulse contro

5.9K views · 8.9K reactions | Octopuses are very intelligent and use a range of strategies to hide from predators, such as this octopus hiding in a shell. Produced by Academy Award® winner James Cameron and narrated by Paul Rudd, Secrets of the Octopus takes us under water into the amazing world of the Octopus. Uncover the Secrets of the Octopus, 22nd April from 8pm on National Geographic WILD UK. | National Geographic UK | Facebook

578K views · 5.9K reactions | Did you know that each of an octopus' eight arms can essentially think for itself? Celebrate World Octopus Day by taking a look inside the incredible octopus brain: | TED-Ed | Facebook