The small blue ring octopus is extremely venomous, with toxin 1,200 times more powerful than cyanide. Its bite can swiftly ...

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

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

Learn more about the mating of blue-lined octopuses — a treacherous ordeal involving sex, cannibalism, and sedation.

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

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.

Scientists have found that male blue-lined octopuses inject venom and paralyse females during sex to avoid being killed and ...

Male blue-lined octopuses inject females with venom during mating to avoid being eaten, temporarily paralyzing their partners ...

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

Scientists observed male blue-lined octopuses injecting tetrodotoxin into females, which rendered them immobile for mating ...