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The blue-ringed octopus, despite its small size, carries enough venom to kill 26 adult humans within minutes. Their bites are tiny and often painless, with many victims not realizing they have been envenomated until respiratory depression and paralysis begins. [11] No blue-ringed octopus antivenom is available. [12]
The Atlantic pygmy octopus (Octopus joubini), also known as the small-egg Caribbean pygmy octopus, is a small species of octopus in the order Octopoda.Fully grown, this cephalopod reaches a mantle length of 4.5 cm (1.8 inches) with arms up to 9 cm (3.5 inches) long. [2]
The greater blue-ringed octopus, despite its vernacular name, is a small octopus whose size does not exceed 10 centimetres (3.9 in), arms included, with an average weight of 80 grams (2.8 oz). Its common name comes from the relatively large size of its blue rings (7 to 8 millimetres [0.28 to 0.31 in] in diameter), which are larger than those of ...
The giant Pacific octopus (Enteroctopus dofleini) is often cited as the largest known octopus species. Adults usually weigh 10–50 kg (22–110 lb), with an arm span of up to 4.8 m (16 ft). [19] The largest specimen of this species to be scientifically documented was an animal with a live mass of 71 kg (157 lb). [20]
As an adult, it can grow up to 20 centimetres (8 in) long (top of the mantle to the tip of the arms) and on average weighs 26 grams (0.9 oz). They are normally a docile species, but they are highly venomous, possessing venom capable of killing humans. Their blue rings appear with greater intensity when they become aggravated or threatened.
As the second season of “Jessica Jones” approaches its midpoint, Jessica finds a man who gives her some key information about the shadowy organization that experimented on her, IGH. In Episode ...
This benthic octopus is one of four members of the genus Hapalochlaena, with the other species being the greater blue-ringed octopus (Hapalochlaena lunulata), southern blue-ringed octopus (Hapalochlaena maculosa), and the blue-ringed octopus (Hapalochlaena nierstraszi). The blue-lined octopus is the only species of the four to display lined ...
Bathypolypus arcticus is a small, short-armed octopus which is between 6 and 10 cm (2.4–3.9 in) in length, [4] with an average adult weight of around 45 g (1.6 oz) [2] and a maximum of 300 g (11 oz). [3] Like other deep-sea octopuses, Bathypolypus arcticus do not have ink sacs. [2] The mantle is globular, being nearly as wide as it is long.