The octopus at the Sea Life Centre in Bray, Co Wicklow unscrews jam-jars, dismantles Lego bricks and squirts water at unsuspecting onlookers. It’s not the sort of behaviour that makes you want to ...

Fishermen in Guernsey are encouraging islanders to eat more octopus due to a surplus of them appearing in our waters. Numbers have soared recently which has reduced catches of crab, scallops, and ...

Fishers are observing a notable rise in octopus sightings along England's south-west coast. Some say an "invasion" of octopus and a local bylaw are "decimating" the Devon shellfish industry. We asked ...

Male blue-lined octopuses inject a powerful neurotoxin into the hearts of females before mating to avoid being eaten, according to a new study. The males have evolved to use a venom called ...

Octopuses are shape-shifting, triple-hearted, literally blue-blooded ocean creatures that have baffled scientists for decades. They have a brain in each of their arms (because, by the way, they’re not ...