The Surprising Intelligence of Cuttlefish

A scientist has discovered that cuttlefish, which are marine animals related to the squid and octopus, are surprisingly smart. The scientist measured the self-control of the tentacled creatures by seeing how long they could wait for a treat. Her research was informed by a previous study involving children that found that self-control and intelligence are connected. Listen to learn more about the landmark “marshmallow experiment” and how it was adapted for cuttlefish.