Male blue-lined octopuses inject females with venom during sex to avoid being eaten, study shows

Tetrodotoxin immobilises the female - who is about two to five times bigger than the male - so mating can occur, researchers observedFollow our Australia news live blog for latest updatesGet our breaking news email, free app or daily news podcastMale blue-lined octopuses inject females with venom during sex, paralysing their larger mates to avoid being eaten, new research has found.The blue-lined octopus is a tiny, highly dangerous cephalopod found commonly in shallow reefs and tide pools. Continue reading...