yes because the blue ringed octopus is
All octopodians are venomous but most are only venomous to a small degree. The most venomous octopode is the blue-ringed octopus.
Definitely the blue ringed octopus! The blue ringed octopus is VERY venomous! This type of octopus can shoot it's venom through the water!
The Blue Ringed Octopus, and any other octopus, bites with its bird-like beak, although the Blue Ringed is one of the most venomous animals on the planet.
by making itself look like a venomous sea snake
The blue-ringed octopus is one of the world's most venomous marine creatures and they can be found living in coral reefs in the Pacific ocean and the Indian ocean.
Dolphins do eat octopus. They tend to violently thrash the octopus first avoiding its venomous beak. Although not a dolphins staple food some are quite adept at making this there staple food source of florida US coastal waters.
I am not sure but i know that in July 2010 there was a venomous octopus discovered. keep looking! you'll find something.
I just read an article in National Geographic News that said that a new study, done April 2009, showed that all octopus, cuttlefish, and some squid are venomous. Here's the link: http://news.nationalgeographic.com/news/2009/04/090417-octopus-venom.html
The blue-ringed octopus is a small but highly venomous marine animal found in the waters of the Pacific and Indian Oceans. It is recognized by its bright blue rings that appear when the creature feels threatened. The venom of the blue-ringed octopus is powerful enough to cause paralysis and even death in humans if not treated promptly.
It uses its legs and starts scratching it until the blue ringed octopus has no energy left. If the blue ringed octopus tries to poison it, it does nothing because the mantis shrimp has hard armor protecting it.
The blue ringed octopus is smaller than a tennis ball but it is one of the most venomous animals in the world. It has a neurotoxin (tetrodotoxin) which can cause paralysis, cardiac arrest and death.If it stings an animal, such as a human, you can die.There is currently no anti-venom available.
Most of the time an octopus will just hide from his enemies. He has excellent camouflage, due to colour-changing cells in the epidermis. In some cases these cells aren't used as camouflage, but as a warning that the octopus is a venomous species. In the rare case that an octopus is discovered by a predator, he will spray ink as a distraction and quickly swim away ( they are very fast!).