Over a hundred thousand giant cuttlefish, the largest cuttlefish species in the world, gather together. The larger males can reach one metre in length and 10kg in weight. At the beginning of the ...

The tiny cephalopod can change its color and shape to resemble its surroundings, but divers should beware: it’s the only ...

Science does not yet have the tools to confirm whether cuttlefish have emotional states ... to the largest living invertebrates, the giant squid (Architeuthis) and colossal squid (Mesonychoteuthis ...

We named him Squirt—not because he was the smallest of the 16 cuttlefish in the pool, but because anyone with the audacity to scoop him into a separate tank to study him was likely to get soaked.

We named him Squirt – not because he was the smallest of the 16 cuttlefish in the pool, but because anyone with the audacity to scoop him into a separate tank to study him was likely to get soaked.