They captured 13 instances of cross-species group hunting, in which a big blue octopus (Octopus cyanea) worked alongside different species of fish to find and capture smaller fish and molluscs.

Untethered: the brain activity of the big blue octopus (Octopus cyanea) can be measured by surgically implanting electrodes and a data logger in its body.Credit: David Fleetham/Nature Picture Library ...

T he mimic octopus (Thaumoctopus mimicus) is a marvel of the marine world, renowned for its extraordinary ability to impersonate other sea creatures.Discovered in 1998 off the coast of Indonesia ...

A jaw-dropping video caught the moment an octopus punched a fish for “not cooperating with it”. The footage emerged after a new study found that octopuses don’t always hunt alone. Instead ...

A massive haul of Mediterranean octopus has helped a Cornish trawler land a catch worth a record £158,000. The Newlyn-based beam trawler Enterprise was fishing close to the Channel Islands when ...

A massive haul of Mediterranean octopus has helped a Cornish trawler land a catch worth a record £158,000. The Newlyn-based beam trawler Enterprise was fishing close to the Channel Islands when ...