Recent research reveals that male blue-lined octopuses use venom to immobilize females during mating to prevent being eaten. Female octopuses, larger than males, often consume their mates. Males inject venom into the female’s aorta, sedating her temporarily. This behavior, linked to sexual cannibalism, ensures males can mate before dying after reproduction. Continue reading Male Blue-Lined Octopuses Use Venom During Sex to Avoid Being Eaten