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 ...

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

"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.

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

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

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 ...

Jaun-Paul Kalman was rushed to hospital on February 5 after a blue-ringed octopus bit him on the thumb at Balmoral. “I could feel myself not breathing … I was thinking, oh God, is this the end?” ...

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

Jaun-Paul “JP” Kalman, 43, was swimming at Balmoral Beach about 1pm on February 5 when he found a blue-ringed octopus stuck to his hand. “Its little blue spots were pulsating incredibly blue ...

Several blue-ringed octopus species use tetrodotoxin as a powerful weapon to quickly immobilise and kill their prey. Now, in a scientific first, Wen-Sung Chung from the University of Queensland ...