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In the 1983 James Bond film Octopussy, the blue-ringed octopus is the prominent symbol of the secret order of female bandits and smugglers, appearing in an aquarium tank, on silk robes, and as a tattoo on women in the order. [28] [2] The Adventure Zone featured a blue-ringed octopus in its "Petals to the Metal" series. [29]
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 ...
What makes this octopus famous is its venom. Saliva glands of the southern blue-ringed octopus produce the deadly neurotoxin, maculotoxin. [10] The neurotoxin, tetrodotoxin (TTX), is secreted in the posterior salivary gland, which is located in the intestinal blood system of the octopus. This may provide the toxin into its bloodstream.
Although tetrodotoxin was discovered in these fish, it is found in several other animals (e.g., in blue-ringed octopuses, rough-skinned newts, and moon snails). It is also produced by certain infectious or symbiotic bacteria like Pseudoalteromonas , Pseudomonas , and Vibrio as well as other species found in symbiotic relationships with animals ...
Many species of octopus, squid, and cuttlefish make use of venom when hunting their prey. The blue-ringed octopodes ( Hapalochlaena spp.) produce tetrodotoxin , which is extremely toxic to even the healthiest adult humans, though the number of actual fatalities they have caused is far lower than the number caused by spiders and snakes, with ...
An Octopus cyanea hunts with a blacktip grouper on one side and a blue goatfish on the other. The Summary A new study found that some members of an octopus species hunt cooperatively in groups ...
Blue-lined octopuses are known to be nocturnal hunters, while other species in the genus such as the greater blue-ringed octopus (H. Lunulata) is known to be diurnal hunter. Prey for blue-lined octopuses mostly consists of crustaceans and stomatopods, however in captivity they have been recorded to eat live fish, suggesting they do in the wild ...
Image credits: goudadaysir The concept of selling human teeth online might initially come across as bizarre and a bit creepy. But it turns out there could sometimes be something more sinister at ...