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All octopuses have venom, but few are fatally dangerous. The greater blue-ringed octopus, however, is considered to be one of the most venomous animals known; the venom of one is enough to kill ten adult humans. [3] It uses the neurotoxin tetrodotoxin, which quickly causes respiratory arrest. Estimates of the number of recorded fatalities ...
Man’s best friend is also one of his deadliest threats. Dog attacks lead to 30-50 deaths in the United States alone each year. Family pets are responsible for more deaths per annum than feral packs.
Without immediate medical attention a bite is often fatal to humans. Various references in popular culture depict the southern blue-ringed octopus as a nefarious seadevil lying in wait to attack humans with its deadly toxins. In actuality, the venom is primarily used in hunting or for defense.
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 ]
The blue ringed octopus (Hapalochlaena maculosa) is only 10 cm long but carries enough tetrodotoxin venom to kill 26 adults, although records indicate it has only killed 3 humans. [60] [61] [62] There is no blue-ringed octopus antivenom available. [63] Very few cases of children being envenomated are reported. [64]
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 which human contact is more common. [8]
A venomous spider bite (like this brown recluse bite) can cause a red or purplish rash radiating from the site of the bite. There are only a few species of spiders in the U.S. that can bite humans.
A 68-year-old woman was bitten by a javelina as it fought with her dogs in southern Arizona, wildlife officials said. The javelina bit the woman from Pearce on the shin, the Arizona Game & Fish ...