Pupil shapes vary widely across the animal kingdom, from the W-shaped pupils of cuttlefish to the bar-like pupils of goats. But why are animal pupils shaped so differently?

A new study published this month outlined how cuttlefish can pass the "marshmallow test," a version of which was popularized in the viral TikTok patience snack challenge When it comes to food, ...

Cuttlefish are strange animals with some strange means of communication. Now, these cephalopods have been recorded using their arms in a way that looks like they are gesturing to each other – adding a ...

(CN) — The cuttlefish, known for its mesmerizing camouflage, has impressed scientists by revealing that it has yet another unique trick up its sleeve. Dubbed the “passing-stripe” display by ...

It was part of an experiment by Alex Schnell from the University of Cambridge and colleagues. "What surprised me the most was that the level of self-control shown by our cuttlefish was quite advanced, ...

Can you remember what you had for dinner last weekend? That ability is a function of episodic memory, and how well we can recall the time and place of specific events typically declines with age.

Cuttlefish, with their blimp-shaped bodies and eight squiggly arms, don’t age like people do. Sexual maturity tends to come late for them—about three-quarters of the way through their two-year lives, ...

By being able to wait for better food, cuttlefish — the squishy sea creatures similar to octopuses and squids — showed self-control that's linked to the higher intelligence of primates. It was part of ...