Cuttlefish Can Pass the Marshmallow Test Made for Kids

Cuttlefish are smart. Like, human-level smart. While they’re not quite on par with an adult human with a college degree, studies show that the common cuttlefish can delay gratification, a trait found in creatures we commonly consider intelligent, like primates, corvids, some dog breeds, and humans. A 2021 study tested the cognitive abilities of cuttlefish […]