Some scientists claim that each Dumbo octopus has different temperament towards different objects. The feature that gives Dumbo Octopuses their classic look is composed of two fins located on the sides of their heads. To accommodate its prey, it usually opens its beak and engulfs its prey. The last entry on the list, Grimpoteuthis wuelker, is as of yet unconfirmed by the marine biology community to be a Dumbo Octopus. Some octopuses were even seen to go mate again, which isn’t how it generally works. During mating, this pouch is given to the female which she keeps in her mantle cavity until all her developed eggs are fertilized. These hands are kept in the mantle cavity of the female, and she can use it at a time of her choice to fertilize her eggs. Habitat – Atlantic and Pacific oceans. The females store the sperm to use when conditions are favorable for laying eggs. There isn’t any substantial evidence to support this claim either. Jul 22, 2018 - Explore Diane Hebert's board "Dumbo Octopus. Unlike other octopus species, the female Dumbo octopuses aren’t solitary creatures. Due primarily to its habitat being so difficult to access, the species that make up the Dumbo Octopus group also happen to be the ones that we know the least about. Similar to the other species of octopus the Dumbo octopuses have three hearts, each heart serving distinct functions. More on that when we discuss the hunting and eating style of the Dumbo Octopus. Incirrina octopuses are those which have no solid supporting structure within their bodies. Unlike the common octopuses, Dumbo octopus does not have a tongue covered in hard tooth and hence cannot land a bite. These interesting animals can be found in all oceans of the world. These Dumbo octopuses hover over the ocean floor and once they spot their prey they pounce on to their target eating them in whole. As stated earlier, there is very little information about this fascinating octopus that dwells in the deepest parts of the ocean, partly due to the remoteness of its habitat. Pink Dumbo Octopus Drawing By Brittany Dorris"> In this article, we are going to discuss 51 exciting facts about the Dumbo octopus. Good thing for them that they aren’t much for writing either. Such is the case with the Dumbo Octopuses. Seeing that available food sources in the deep ocean are very limited, Dumbo Octopuses are considered opportunistic hunters. Cirri resemble bristle-like hair and each sucker usually has one pair of cirri. The diet of the dumbo octopus mainly consists of polychaete worms, pelagic copepods, isopods, amphipods, and other crustaceans which are commonly seen on the ocean floor. Some interesting, yet lesser-known facts about the dumbo octopus include: The dumbo octopus, like other deep-sea octopuses, cannot produce ink. A typical food chain would be the Dumbo eats the planktons, prawns and gets eaten by the sharks & killer whales. Dumbo octopus is a specific type of octopus that got the name after the famous character of Disney Dumbo, an elephant. However, in spite of having relatively little information about them, a few things are certain. Dumbo octopuses can crawl, swim, propel or even fly through water! To generate a steady current of water towards them to lure in the prey. It is interesting to note that the Dumbo octopuses’ eggs aren’t seen in great depths. The dumbo octopus is among the prettiest sea animals however likewise among the rarest, which is why very little is understood about them. Dumbo Octopus - Cartoon Character of the Deep . With incirrina octopuses this webbing usually does not go down more than one-third of the length of the animal’s arms. When you look at the arms of a Dumbo Octopus you will notice that they have webbing connecting their arms. Octopuses, in general, are extremely intelligent and are capable of using tools, solving puzzles, create gardens to camouflage, mimic other ocean animals, and so on. This octopus has a soft, semi-gelatinous body, which helps it adapt to its deep-water habitat. Dumbo is a cartoon character in a 1941 Walt Disney movie of the same name. Though they prefer colder environments while brooding, they are found to perch on vents on the ocean floors. Usually, one arm of the male octopus has a protuberance which is used to deliver sperm into the female mantle. While on the ocean floor they can assume more detailed camouflage pattern to match their surroundings. They have four modes of active movement. Looks like we’ll have to wait until biologists discover more about Dumbo octopuses. » Dumbo octopuses can grow up to 8 inches (20 centimeters) in length, and their eyes measure around 12 mm in diameter. For now, we carry on with 13 as the number of known Dumbo Octopus species. For example, for us humans, we belong to the genus homo and the species sapiens. Since the Dumbo Octopus can absorb oxygen through its skin in addition to its gills, a steady motion of the cilia while at rest can be leveraged to increase oxygen absorption. The breeding style of Dumbo octopus is unique. Dumbo octopuses have 8 arms that are connected by webbing. | Diet of a dumbo octopus, Dumbo octopuses have different anatomy of mouth compared to other octopuses, Marine biologists are still on the hunt to know about dumbo octopus’s reproductive cycle, The unique breeding style of Dumbo octopus, Dumbo octopuses’ eggs are large when compared to the other species of octopuses, Dumbo octopuses show a small degree of sexual-dimorphism, Dumbo octopuses are the closest cousin of the umbrella octopuses, The largest Dumbo octopus ever recorded caught weighed 5.9kg, Dumbo octopuses can breed anytime irrespective of their immediate environment, Mother dumbo octopus leave the eggs as soon as they hatch, Dumbo octopuses hover over the ocean floor for an ambush, The male Dumbo octopuses have a specialized arm, Dumbo octopuses have a unique mode of propulsion, They have a circular system consisting of arteries, veins, and capillaries, The life of a female Dumbo octopus after the eggs hatch, The male Dumbo octopus dies soon after a successful mate, The self-destruct hormone in Dumbo octopuses, Dumbo octopuses have a webbing connecting their arms, Dumbo octopuses have cilia on their suckers, Dumbo octopuses are not solitary creatures, Female Dumbo octopuses are found to brood near oceanic vents, The passive mode – umbrella-style drifting. (In comparison, the diameter of adult human eyes extends only to about 1/7 the breadth of their skull!). As an Amazon Associate, I earn from qualifying purchases, The history behind their name – Dumbo Octopus, Dumbo octopuses are also called jelly head or winged octopuses, Dumbo octopuses are known for their innovative ways of locomotion, Dumbo octopuses can swim via jet propulsion, Dumbo Octopuses are known for their ability to camouflage, Dumbo octopuses have a bell-shaped head and large eyes, Dumbo octopuses are considered to be almost blind, Dumbo octopuses have 8 tentacles like the common octopuses, Dumbo octopus has a unique strand-like structure around its suckers, Dumbo octopuses have a semi-gelatinous body, Dumbo octopuses cannot squeeze through small spaces, Dumbo octopuses do not have ink sacs like common octopuses, The unique shape a dumbo octopus enables it to survive in the highly pressurized deep ocean environment, What does a dumbo octopus eat? The largest specimen recovered measured just shy of six feet in length and was estimated to weigh 13 pounds. However, they remain one of the fascinating deep-sea creatures and are unique for many reasons, right from their legendary names to their survival tactics. In part, this is what makes it difficult for marine biologists to properly study these cute cephalopods. The functions of cilia are many such as. Instead, they evade predators with speed. In so doing, refreshing the water that surrounds them with water that is less depleted in oxygen. Dumbo octopuses are pelagic animals, which come in different shapes and colors (red, white, brown, pink) and can change their color or flush out the transparent layer of their skin, whenever they wish to. With further study and perhaps a few barroom brawls, the marine biology community will eventually settle this dispute. The dumbo octopus, or Grimpoteuthis, is so-named for the distinct shape of its fins which closely resemble the ears of an elephant. In some cases, these webbings are found to go more than three quarters the length of their arms. The average depth of most dumbo octopus species is 13,100 feet (~4,000 m), though some have been found as deep 23,000 feet (~7,000 m)! While for a Dumbo Octopus such depths are routine, for us humans they are deadly. It lives nearly in every ocean in the world at extreme depths of from 300 - 400 meters to up to 7000 meters. In the year 1977, a psychologist named Jerome Wodinsky discovered something peculiar in an octopus. Unlike other octopuses, Dumbo octopuses are naturally buoyant. Inking is a defense mechanism that obscures vision. In that regard, the Dumbo octopus does not disappoint. they live in the pelagic oceanic zone. The largest Dumbo octopus ever recorded was 5 feet 10 inches (1.8 m) long and weighed 13 pounds (5.9 kg), but most species are an average size of 7.9 to 12 inches (20-30 cm) long. Dumbo Octopus Habitat: A Deep Sea Creature. When plants and animals are scientifically classified, the genus is the classification segment that comes before the species. Les Grimpoteuthis forment un genre d'octopodes appartenant à la famille des Opisthoteuthidae, au sein du sous-ordre des Cirrina ou cirrates. While other species of octopuses prefer solitary brooding, the female Dumbo octopuses usually breed in groups. First thing is first — the term “Dumbo Octopus” is the popular name coined to describe not an individual species of octopus. The majority are small, ranging between eight to 12 inches in length. Therefore the lack of ink production doesn’t hit them as hard. Alas, once again, due to being a cirrina octopus, the Dumbo Octopuses are unable to do that. Owing to their extreme habitat, not much is known about their reproductive cycle. It lives nearly in every ocean in the world at extreme depths of from 300 - 400 meters to up to 7000 meters. Also, as deep in the ocean as most of them live, the sunlight does not penetrate. Usually, the females lay eggs only when the environment is most suitable for hatching. Kingdom – Animalia Get ready for absolute bewilderment folks! They can also walk on the surface of the seafloor using their arms as legs. The life of a Dumbo octopus starts with hatching from an egg. They are also capable of doing Jet propulsion, enabling them to do crazy evasive maneuvers. Naturally, its nickname is a reference to the classic Disney animated movie, Dumbo. This octopus has got the name due to its large ear-like fins. A dumbo octopus has a U-shaped shell inside its mantle. They also have a cellular endothelium lining their circulatory system. Unlike the common octopuses, Dumbo octopuses cannot spray ink. This is substantial evidence to support the claim that dumbo octopuses sleep like other vertebrates. In this video we take a look at 5 amazing facts about the dumbo octopus. The diameter of their eyes can extend to about one-third of the width of their heads. Cirri help Dumbo octopuses in navigating through the dark ocean and in searching for prey. “Cute” is a fair and just modifier to use when describing the Dumbo Octopus. The reason they can go so deep in the ocean is due to their soft/jelly bodies which can change shape. It lives nearly in every ocean in the world at extreme depths of from 300 - 400 meters to up to 7000 meters. Who knows what will be discovered. The purpose of the cilia for both male and female Dumbo Octopuses is related to feeding. It is extremely noticeable. Dumbo octopuses reproduce sexually similar to other members of the octopus’s family. Dumbo octopuses have a U-shaped shell inside their mantle, unlike other octopuses. They also differ in their sucker patterns, with the male having more giant suckers than females. Since dumbo octopuses are naturally buoyant, that means that they can literally float statically over an area of their choosing. The Dumbo octopus is the deepest-living genus of all known octopuses. The presence of a female Dumbo octopus is grim after the eggs hatch. In some Dumbo Octopus species, it goes beyond three-quarters the length of its arms. Dumbo Octopus: Fun Facts, Pictures & Information Dumbo Octopus at Sea David Shale A Dumbo Octopus is a strange aquatic animal. Octopus have 8 legs, they swim, and they just look plain weird, surely there’s nothing else that can shock you about them? The diet of the dumbo octopus comprises marine creatures like shrimps, Bristle-worms, Bivalves, Snails, Pelagic copepods, Small fishes, and other crustaceans. Fortunately, what we humans lack in deep-sea pressure endurance, we more than compensate for in the development of technology. WHAT?! Dumbo Octopus: Fun Facts, Pictures & Information. Once this gland was removed, the octopuses were found to abandon their eggs and go foraging. Don’t be fooled by their name; Dumbo octopuses are one of the most intelligent species in the marine world. Their average weight is still not determined. The octopus can detect light and darkness, but cannot form images because its eyes lack lenses and have reduced retinas. These vents occur naturally and release geothermal heat from the earth’s crust. From whatever little we know about these magnificent creatures some scientists claim that they are bioluminescent. The tiny Dumbo octopuses that emerge from the eggs can protect themselves and do not need help from their mother to survive. The food chain of the Dumbo octopuses isn’t as large as one would expect. This assists them in not being so easily spotted while in the open. These young Dumbo octopuses spend most of their time in clouds of planktons feeding on the larvae of crabs & starfish. Their eyes usually lack lens and can only help them in the detection of light or dark. As discussed in the earlier sections, the male Dumbo octopuses have a specialized arm that’s modified into being the reproductive part of the octopus. While there are octopus species that survive under the temperature, pressure, and lighting conditions found in an aquarium, the dumbo octopus is not among … This migration behavior is believed to be an adaptation to the finding food in the greater depths they live in. Dumbo octopuses vary in shape, size, and color, which can include pink, red, brown, and … When perched on the ocean bottom or in their den, they can use the cilia to generate a steady current of water toward their location. While mating this pouch ruptures and the sperms are injected to the tip of hectocotylus. Both males and females possess the same attribute. Dumbo octopuses are not known to be under any threat from humans and have not been evaluated for any population status. Considering the great depths, they live in sharks & killer whales are their only predators. Dec 19, 2016 - Dumbo Octopus at Sea David Shale A Dumbo Octopus is a strange aquatic animal. They are cirrate octopuses (i.e. Dumbo has huge ears. However, their most preferred mode of movement is flying through water by flapping their ear-like fins. Cirri help Dumbo octopuses in navigating through the dark ocean and in searching for prey. Dumbo octopus has soft, head-shaped body with 8 arms. This gives the head firmer support and allows for muscle attachment of the fins to the head. These cilias on their suckers may look like hairs, but they aren’t. In spite of their size, the eyes of a Dumbo octopus can barely be put to use in the ubiquitous darkness of the deep sea. Being that there are 13 species of Dumbo Octopuses, there is plenty of margin for variation. If you have ever watched video footage of octopuses when they are faced with danger, you have seen how they release a cloud of dark ink in the water in order to confuse their predators as they make their escape. Author: Sabrina Yuquan Chen (陈玉泉) Pictures of Dumbo Octopus. This can passively lure in prey. In general, Dumbo octopuses are small and are quite difficult to be spotted; this is an additional advantage too. The thirteen species of dumbo octopuses have distinctive features but share the umbrella shape and large fins. Interesting Dumbo octopus Facts: Most species of dumbo octopi are small in size, usually with 8 inches in length. 5 amazing facts about the dumbo octopus. Cirri resemble bristle-like hair and each sucker usually has one pair of cirri. In fact, very recently a Dumbo Octopus was found swimming in the Java Trench at around 23,000 ft, which set a new depth record while it was the first time an octopus of this species was ever seen beyond hadal depths! This means that dumbo octopuses are more prone to be in movement through the open water than their shallow-water cousins. Dumbo Octopus — Facts About This Amazing Species. All cephalopods, especially dumbo octopuses are found to have a wavy brainwave which is associated with REM sleep. Jerome Wodinsky claims that the optic gland acts as a self-destruct switch that gets activated when the female lays eggs. This means that the body of a Dumbo octopus is not completely soft and hence, it can’t squeeze through small spaces, unlike other finless octopuses. They lack ink sacs. In fact, once these octopuses are removed from the deep oceans, the bodies and tentacles may shrink further, resulting in even larger fins and eyes. Some might say like those of a fictional flying elephant. Dumbo octopuses are found to survive in aquariums in a laboratory. These vents emit the geothermal heat through them. What is unique to Dumbo Octopus females is observational evidence of them brooding in groups. The Dumbo Octopus is one of those sea creatures, which even if you have never seen one, invokes images of cuteness. Genus – Grimpoteuthis They simply cannot produce ink. You'll never find a dumbo octopus in an aquarium or a pet store. They will feed on any amphipod, copepod, … What gives? The breeding style of the Dumbo Octopus species is similar to that of all other octopuses. Diet – Shrimps, Bristle-worms, Bivalves, Snails, Pelagic copepods, Small fishes, crustaceans After all, any animal named after a beloved cartoon character is bound to be high on the cuteness scale. The reason for this behavior is still a mystery biologist are trying to solve. Neither is the webbing used to appear more intimidating to scare off potential predators. If your interest in octopuses is at the novice stage, chances are that your image of an octopus is confined to that of the incirrina octopuses. Hence, it has to swallow its food whole. There are around 37 different species of Dumbo octopi. It has been found that there are seventeen different species of Umbrella Dumbo octopi, referred to as "umbrella octopuses" because once they … There are only a few Dumbo octopuses living in aquariums, and most of them are in marine laboratories! So named for the ear-shaped fins that look something like you might see on an elephant. November 8, 2020 November 6, 2020 by Dwayne Davies. This explains why octopuses, in general, prefer to walk on the ocean floor or slowly glide around in the water. Even so, the Dumbo Octopus is prey for sharks and Giant Squid. Setting apart Features: This types dives utilizing its ear-like fins, while its arms are actually made use of to control … Dumbo octopuses can also crawl across the seafloor using tentacles. First, being that they live between 3,000 to 13,000 below the surface of the ocean, the number of natural predators that Dumbo Octopuses face are fewer than octopuses which spend their time in shallower water. At first glance, they can appear to be hair-like filaments. For this reason and probably due to the unusual fins that protrude from the top of their mantle, dumbo octopuses are also called a jelly head, or winged octopuses. But that is not the case. Download Dumbo Octopus Facts For Kids With Hd Quality By Augusto for desktop and phones. Also, while the depths of the oceans are a diverse ecosystem, the range of color variation in the substrate is minimal compared to that of shallower depths. The rest? Because of this very deep niche, dumbo octopuses have some very interesting adaptations. Isopod they happen to come across caring for their many innovative ways of locomotion ( 陈玉泉 ) Pictures of octopuses! Conservation of nature has placed them in not being so easily spotted while in the of... Her locked up closer to the highly pressurized deep ocean environment its suckers called,... 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