Scientists believe this octopus is potentially a new species of Muusoctopus, a genus of small to medium-size octopus. It’s not known how long the deep-sea octopuses brood their eggs for at that ...

That's because, as part of the blue-ringed octopus genus, it's heavily armed – not just with eight arms, but also with tetrodotoxin (TTX), a potent neurotoxin.

It's only the world's third known octopus nursery. The research team may have also discovered a new species of Muusoctopus, a genus of small to medium sized octopus that lacks an ink sack.

A new species of octopus may have just been discovered off the coast of Costa Rica. It was found in a rare brooding site that marks only the third octopus nursery known to exist in the world.

Scientists have uncovered four new species of octopus, the Schmidt Ocean Institute announced Tuesday. The first discoveries came last summer during an expedition off the Pacific coast of Costa ...

“The discovery of a new active octopus nursery over 2,800 meters beneath the sea surface in Costa Rican waters proves there is still so much to learn about our Ocean,” said Schmidt Ocean ...

Scientists have discovered at least four new species of octopus in the deep waters of a 100-square-mile area near Costa Rica, officials from the Schmidt Ocean Institute said on Tuesday.

An expedition has shown that an octopus nursery off Costa Rica is healthy and functional. It’s one of just four such nurseries in the world that are known to scientists, and it may be home to a ...