It’s an octopus-eat-octopus world. Scientists have discovered that mating, male blue-lined octopuses will inject a powerful, ...

In the perilous world of cephalopod romance, male blue-lined octopuses have evolved a shocking strategy to survive mating.

While unfortunate for the males, becoming a post-sex meal offers the females vital nutrients needed to sustain themselves and ...

Some male octopuses tend to get eaten by their sexual partners, but male blue-lined octopuses avoid this fate with help from ...

The blue ring octopus, though small, carries a lethal venom 1,200 times more toxic than cyanide, capable of paralyzing and ...

"Mating ended when the females regained control of their arms and pushed the males off," the researchers noted.

Now, researchers studying the octopuses have learned that not only do male blue-lined octopuses use their venom against enemies, but also against members of their own species — cannibalistic females.

In the video, the diver, on encountering the octopus, pokes it and tries to grab the creature. The octopus quickly retaliates ...

Male blue-lined octopuses inject females with venom to paralyse them before mating and avoid being eaten after sex.

Male blue-lined octopi (Hapalochlaena fasciata) have been found to use venom on their sexual partners, as well as for the ...

Mosman Council warned people to stay aware and take care around rocky tidal areas following reports of several blue-ringed octopus bite cases at Balmoral Beach in early February. “When exploring ...

The octopus hit Kalman with so much venom he was wracked with another three bouts of paralysis in the week after the bite. One expert says encounters between the deadly creatures and people seem ...