Male octopus injects female with venom

"Mating ended when the females regained control of their arms and pushed the males off," the researchers noted.
The male octopus of this species precisely injects a dose of its deadly tetrodotoxin venom into the females to immobilise them during copulation, say researchers at the University of Queensland.
Male blue-lined octopuses inject females with venom to paralyse them before mating and avoid being eaten after sex.
and packs a potentially deadly punch when the octopus takes a bite. Now, researchers studying the octopuses have learned that not only do male blue-lined octopuses use their venom against enemies ...