It’s an octopus-eat-octopus world. Scientists have discovered that mating, male blue-lined octopuses will inject a powerful, incapacitating neurotoxin into the hearts of female octopuses — to ...

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 ...

While the bite from a venomous blue-lined octopus (Hapalochlaena fasciata) can result in a painful, potentially life-or-death emergency for humans, new research indicates it’s part of everyday ...

Blue-lined octopuses are from a group of venomous octopuses that look plain in color until they are threatened, at which time their bodies flare with electric blue lines to ward off potential ...

Male blue-lined octopuses inject females with venom to paralyse them before mating and avoid being eaten after sex. Both male and female blue-lined octopuses produce a powerful neurotoxin called ...