CNN

This male octopus poisons the female during mating to avoid being eaten

Male blue-lined octopuses inject a powerful neurotoxin into the hearts of females before mating to avoid being eaten, according to a new study. The males have evolved to use a venom called ...
New York Post

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 when mating, male blue-lined octopuses will inject a powerful, incapacitating neurotoxin into the hearts of female octopuses — to ...
Smithsonian Magazine

These Male Octopuses Use Venom to Subdue Female Mates—and Avoid Being Eaten After Sex

When they're alarmed, blue-lined octopuses display iridescent blue rings on their arms to ward off approaching predators. Totti via Wikimedia Commons under CC BY-SA 4.0 Animals have evolved many ...
Ars Technica

Male octopuses guided through mating by female hormones

Octopuses are one of the most alien creatures on Earth. The lack of bones makes them amazing shapeshifters, most of them can change color like chameleons, and they pump blue copper-based blood through ...
The Guardian

Sex at arm’s length? Male octopuses use specialised arm to mate, scientists find

Sensory organ in male cephalopod able to detect female hormone progesterone, even if male cannot see partner Sex might seem an intimate act, but scientists have shed fresh light on how octopuses ...