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Blue-ringed octopus from New South Wales, Australia. The octopus produces venom containing tetrodotoxin, histamine, tryptamine, octopamine, taurine, acetylcholine, and dopamine. The venom can result in nausea, respiratory arrest, heart failure, severe and sometimes total paralysis, blindness, and can lead to death within minutes if not treated ...
The brown snake is not the most venomous Australian snake, but it has caused the most deaths. [1]Wildlife attacks in Australia occur every year from several different native species, [2] [3] including snakes, spiders, freshwater and saltwater crocodiles, various sharks, cassowaries, kangaroos, stingrays and stonefish and a variety of smaller marine creatures such as bluebottles, blue-ringed ...
This list deals exclusively with venomous animals. Venoms have adapted to serve a wide variety of purposes. Their intended effects can range from mild fleeting discomfort to paralysis and death, and they may be highly selective in which species they target, often making them harmless to all but a few specific organisms; what may be fatal to one ...
A marine biologist diving near the Mornington Peninsula in Victoria, Australia, could not resist taking a selfie with a highly venomous blue-ringed octopus – whose bite can be lethal to humans ...
The blue-lined octopus (Hapalochlaena fasciata) is one of four species [2] of highly venomous blue-ringed octopuses.It can be found in Pacific Ocean waters that stretch from Australia to Japan. [2]
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.
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 ...
72 Dangerous Animals: Asia is a 2018 Australian nature documentary exploring Asia's most deadly animals, starring Bob Brisbane, Bryan Grieg Fry and Romulus Whitaker [1] Premise [ edit ]