They’re especially abundant in the Gulf of Mexico and are known for their ability to rapidly change colors to mimic their surroundings. Octopus briareus is one of the if not, the most intelligent of all invertebrates. ... Octopus lives in different places of the ocean such as pelagic waters, coral reefs, and the seabed. They aren’t easy to track not only because they can’t be tagged but also because they are so solitary and reclusive in nature. Blue-Ringed Octopus: The Blue-ringed octopuses are four closely related species that live in pools and are mainly found in the Western Pacific, particularly in Australia. These types of octopus are some of the few that have external shells. Therefore, humans are among the octopus’s top predators.In the wild, octopuses are preyed upon by many other creatures. Contrary to popular belief, the plural form of the word octopus is octopuses – not octopi. Scientific Name. The largest specimen ever weighed a reported 600 pounds and had an arm span of 30 feet! Caribbean reef octopuses are coral marine animals. The blue-ringed octopus is a poisonous species of octopus that generally lives in tide pools and coral reefs in the Pacific and Indian oceans. The species ranges along the Pacific’s “ring of fire”, stretching from the Gulf of California, into Alaska, and down past Japan and into China’s coastline. Top speed: 40km/h Diet: Carnivore Habitat: Ocean Range: Octopuses are sea animals famous for their rounded bodies, bulging eyes and eight long arms. Once a female lays her eggs she dies soon after they hatch. The common octopus, O. vulgaris, primarily lives in tropical and temperate seas around the world. They grow very big and live longer than any other octopus species. They also have two branchial hearts – one for each set of gills – that pump blood through the gills. It’s but obvious that all of us refer to various animals by their common names, but these names differ from one region to another. These cephalopods are intelligent enough to engage in deceitful activities, including pretending to be “moving rocks” to outwit predators. Maze and problem-solving experiments have suggested that octopuses have both short- and long-term memory capabilities. Thanks to their highly developed pigment-bearing cells, octopuses can change the color of their skin significantly and very quickly. It’s as smart as some types of mammals. Their mantles can be up to 60 cm long and are usually large and chunky. Top Importer. This Latin term is derived from a couple of Ancient Greek words — okto, which means “eight,” and pous, which means “foot.” Therefore, the term “octopus” means “eight feet,” which reflects the fact that these creatures have eight “feet,” which are more commonly referred to as arms. They are normally very shy in nature but are regarded as one of the most dangerous creatures of the sea because of their powerful venom. A single blue-ringed octopus bite delivers a venomous neurotoxin 1000 times more powerful than cyanide. These are the smallest species of octopus discovered so far by scientists. They do this to evade predators; the cloud of ink, which is black in color, masks them so that they can move away quickly. The California two-spot octopus has two circular blue eyespots on each side of its head. Although all octopuses are technically venomous, only one species of them is capable of killing humans with venom: the blue ringed octopus. Scientific name: Octopus joubini; Rank: Species; Higher classification: Smoothskin octopus; Phylum: Mollusca; Class: Cephalopoda; Order: Octopoda; Blue-Ringed Octopus 2. Octopus don’t get bigger than the giant Pacific octopus! What Types of Different Octopuses Are There? These fish can grow up to three feet long! 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