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

Animals have evolved many different ways of protecting themselves, from prickly quills and razor-sharp teeth to clever ...

Now, researchers studying the octopuses have learned that not only do male blue-lined octopuses use their venom against ...

"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 during mating to avoid being eaten by their partners, observations suggest 1. Blue-lined octopuses ( Hapalochlaena fasciata) have paralysing venom ...

uses symbiotic bacteria to sequester the tetrodotoxin venom in its salivary glands. Scientists have previously documented the octopus using its toxin-laden saliva to paralyse large prey before it ...

The males have evolved to use a venom called tetrodotoxin (TTX) to immobilize females, which are normally around twice their size and commonly eat their sexual partners, study lead author Wen-Sung ...

Though small, this poisonous creature carries a powerful toxin that can kill a human being within minutes. What is even more frightening is that there is no known antidote for its venom.