Male blue-lined octopuses inject a powerful neurotoxin into the hearts of females before mating to avoid being eaten, ...

Scientists have discovered that when mating, male blue-lined octopuses will inject a powerful, incapacitating neurotoxin into ...

The males have evolved to use a venom called tetrodotoxin (TTX) to immobilize females, which are normally around twice their size and commonly eat their sexual partners, study lead author Wen-Sung ...

The small cephalopods use the venom to protect themselves and kill their ... Females are much larger than males, and after copulation, females often eat their partners. But males have evolved ...

Blue-lined octopuses are from a group of venomous octopuses that look plain in color until they are threatened, at which time their bodies flare with electric blue lines to ward off potential threats, ...

Male blue-lined octopi (Hapalochlaena fasciata) have been found to use venom on their sexual partners ... she needs the protein now she is eating for hundreds. In some species, the males appear ...

In other groups of snakes, the teeth can be solid or have a deep groove that acts as a channel for venom. The shape of the fangs varies depending on what the snake prefers eating. Some cobras can also ...