It’s not uncommon for sex in nature to include a bit of violence. But in the shadowy tide pools and coral reefs of the Pacific, an extraordinary duel is unfolding. The blue-lined octopus ...

Among animals, few life cycles are as dramatic as that of the octopus. After a single reproductive event, many females enter a rapid decline that ends with them literally tearing at their own bodies, ...

Nature is made up of some amazing and intriguing creatures. Perhaps one of the most intriguing is the octopus. Some even believe they could be aliens. One mystery that has long evaded scientists is ...

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 ...