A cute observation in the cephalopods' behavior indicates they also react to sound waves, a notion that will soon be tested with a machine learning approach. Reading time 3 minutes Researchers just ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A new study has suggested a species of marine animal may communicate ...

Cuttlefish can show the same amount of self-control as bigger-brained animals, a test found. The cephalopods resisted taking food immediately to get a better reward later. Similar tests are used on ...

Consider the cuttlefish. According to new research, this cephalopod has a trick hidden up its tentacles — or rather, its large brain. It reveals one surprising aspect of this creature's intelligence: ...

Following days of training, the cuttlefish is faced with the decision to strike and devour one of two tempting prey: Will it wait for the live crayfish or immediately strike the shrimp? Its intriguing ...