Highly venomous male octopuses poison females before sex — to avoid being eaten after mating, scientists say

It’s an octopus-eat-octopus world. Scientists have discovered that mating, male blue-lined octopuses will inject a powerful, ...
Live Science

Octopuses torture and eat themselves after mating. Science finally knows why.

Many animal species die after they reproduce. But in octopus mothers, this decline is particularly alarming: In most species, as an octopus mother's eggs get close to hatching, she stops eating. She ...