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 ...

Among animals, few life cycles are as dramatic as that of the octopus. After a single reproductive event, many females enter ...

A beloved octopus is entering the last stage of her life in Long Beach, and will spend the remainder of her days caring for eggs that will never hatch. News of the approaching demise of Ghost — a ...

Cephalopods may have the oldest sex chromosomes of any animal, according to a new discovery in the octopus genome. That's a big deal given that scientists didn't know until now if these oddball ...

Prepare to be AMAZED by this viral video of an octopus solving a maze. Sashimi the Octopus even shocked his owner, Mark Rober ...

During mating, some male octopuses inject females with their potent venom to paralyse them – and avoid being eaten by their mates. Typically, animals use venom to kill prey or defend themselves from ...

An octopus named Ghost will tend to her eggs that will never hatch, a California aquarium said. Screengrab from @Aquariumpacific on Instagram. A dying octopus will devote the rest of her life to ...

This remarkable sea creature resembles the softest, rainbow-colored blanket gently floating through the deep ocean. A video from USA Today shows some rare footage obtained by a diver of two of these ...

Off the coast of the UK, fishermen and marine biologists are witnessing something not seen in generations. Sightings of the common octopus (Octopus vulgaris) exploded across the southwest coast of ...