Why highly venomous male octopuses poison partners before sex
It’s an octopus-eat-octopus world. Scientists have discovered that mating, male blue-lined octopuses will inject a powerful, incapacitating neurotoxin into the hearts of female octopuses — to avoid being eaten by them when the sea deed is done. Females are typically twice the size of males and will commonly chow down on their sexual partners after … Read more