The blue ring octopus, though small, carries a lethal venom 1,200 times more toxic than cyanide, capable of paralyzing and killing a human within minutes. There is no antidote for its venom, and the ...

The blue-lined octopus (Hapalochlaena fasciata) is only a few centimeters long, yet it may be one of the most dangerous ...

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

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

similar to their close relatives, the blue-ringed octopus. Breakthroughs, discoveries, and DIY tips sent every weekday.

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

But while other octopus species have evolved longer mating arms that allow them to maintain a safe distance during copulation and avoid this fate, blue-lined octopuses have a comparatively short ...

The species, closely related to the blue-ringed octopus, uses symbiotic bacteria to sequester the tetrodotoxin venom in its salivary glands. Scientists have previously documented the octopus using ...

When the octopus is scared or hungry ... Blue-lined octopuses belong to a family of blue-ringed octopuses, which are found throughout tropical waters of the western Pacific from the Sea of ...

The blue ring octopus's poisonous ability is enough to make anyone wary of its existence, but what really makes it so deadly? What makes the blue-ringed octopus’ venom the most dangerous in the ...

Scientists have found that male blue-lined octopuses inject venom and paralyse females during sex to avoid being killed and cannibalised by their much larger partners. The male octopus of this ...