Octopuses, squid and cuttlefish may have evolved large brains because of the challenges posed by their environments rather ...

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 ...

With one of the largest brain-to-body size ratios of all the invertebrates, the inquisitive cuttlefish could teach us about the evolution of intelligence throughout the animal kingdom—even among ...

WOODS HOLE, Mass. -- Animals have an intimate and important connection with the microbial populations (microbiomes) that live inside their bodies. This holds for the behaviorally sophisticated ...

Talk about showing your feminine side. On one flank, a courting male cuttlefish looks like a normal male of his species, with tigerlike stripes extending horizontally down his body. But on the other, ...

Don’t let the name fool you. Flamboyant cuttlefish (Metasepia pfefferi) look anything but flashy most of the time. Images and videos of the marine mollusks flashing bright purple and yellow hues ...

The flashy Flamboyant Cuttlefish is among the most famous of the cephalopods (octopus, squid, and cuttlefish)—but it is widely misunderstood by its legions of fans. A new paper from the Roger Hanlon ...

Cuttlefish, squid and octopus are a group of marine mollusks called coleoid cephalopods that once included ammonites, today only known as spiral fossils of the Cretaceous era. Modern coleoid ...

Scientist have characterized the microbiome of the European common cuttlefish, Sepia officinalis, an animal whose impressive camouflage skills and behavior have long been studied. They found its ...