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Southern blue-ringed octopus multfilm rasmi
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Southern blue-ringed octopus

Hapalochlaena maculosa
Nomi haqida: It is named for the vibrant blue rings it shows when it is agitated.1
HalokatliYer yuzidagi eng halokatli hayvonlardan biri. Agar seni chaqsa, darhol yordam chaqir.Tez yordam va zaharga qarshi zardob koʻpchilikni qutqaradi. Darhol favqulodda yordam raqamiga qoʻngʻiroq qil.
Odamlar uchun xavf: HalokatliDunyodagi eng xavfli hayvonlardan biri.

The southern blue-ringed octopus is a small octopus that lives in tidal rock pools and rocky reefs along the south coast of Australia. It is one of four extremely venomous blue-ringed octopus species. Its body is usually drab, but its blue rings flash when it feels threatened.1

Yashash joyi
Southern coasts of Australia1
Hind okeani, Tinch okeani
Bosh sahifa
It lives in tidal rock pools and in crevasses and cracks in rocky reefs. It also lives close to seagrass beds. Like other blue-ringed octopuses, it lives in burrows.1
Uzunlik
20 cm (7,9 in)1
Eng yuqori tezlik
taxminan 25 km/soat (16 mil/soat)
Suzish, taxminiy
Nima yeydi?
It eats mostly lobsters, crabs, shrimp and shellfish, including bivalve molluscs, and sometimes small fish. It pins down prey and injects venom through its beak, which paralyses the prey. It can also release venom as a mist into areas where prey gathers, so that prey swim into it and become paralysed.1
Rostdan!Southern blue-ringed octopus surati
Southern blue-ringed octopus. Surat: Christopher Mark. CC BY 4.0, iNaturalist.

Uni qanday tanish mumkin

  • When calm, its colour is a drab, mucus-like colour.1
  • When threatened or aggravated, about 60 rings suddenly appear and flash blue-green.1
  • As an adult, it is up to 20 cm long, from the top of the mantle to the tip of the arms.1

Zahar quvvati

Chaqadi

Chaqqanda zahar zaharli tishlari yoki tishlari orqali chiqadi.

Uning zahari (chaqsa yoki nish ursa) nima qiladi?

Its venom contains maculotoxin, a deadly neurotoxin (a poison that attacks the nerves), and tetrodotoxin (TTX), also a neurotoxin. Without immediate medical attention, a bite is often fatal to humans.1

Odamlar uchun qanchalik xavfli?

Odamlar uchun xavf: HalokatliDunyodagi eng xavfli hayvonlardan biri.

The octopus is normally docile, but its venom can kill a human. A bite is often fatal without immediate medical attention. No cases of unprovoked aggression towards humans are known.1

Qoʻrqqanda nima qiladi?

When threatened, its drab colouring gives way to flashing blue-green rings.1

Agar chaqsa

  • Get immediate medical attention, because a bite is often fatal without it. No antivenom exists.1
  • Bosim bilan harakatsizlantirish: chaqilgan joy ustidan mahkam elastik bint oʻra, keyin butun qoʻl yoki oyoq boʻylab yuqoriga oʻrab chiq, shina qoʻy va yordam kelguncha odamni butunlay qimirlatmay tut.
  • Koʻk halqali sakkizoyoq yoki konus shilliqqurt odam hali hushida boʻlgan paytda uning nafasini toʻxtatib qoʻyishi mumkin: yordam chaqir va tez yordam kelib, ishni oʻz qoʻliga olguncha sunʼiy nafas berishga tayyor tur.

Har doim avval favqulodda yordam raqamiga qoʻngʻiroq qil (112, 000, 911). Bu birinchi yordam boʻyicha umumiy maslahat, tibbiy maslahat emas. Birinchi yordam asoslari

Xavfsiz boʻl

  • Hech qachon yovvoyi hayvonga tegma, uni tutma yoki jigʻiga tegma, hatto kichkina boʻlsa ham va hatto uxlayotgan yoki oʻlik koʻrinsa ham.
  • Unga joy ber. Agar duch kelsang, xotirjam boʻl, sekin orqaga chekin va uni oʻz yoʻliga ketishiga qoʻy.
  • Agar biri seni chaqsa: xotirjam boʻl, qimirlamay tur, favqulodda yordam raqamiga qoʻngʻiroq qil (112, 000, 911) yoki tezda kasalxonaga yet. U qanday koʻrinishda ekanini eslab qol, surat yordam beradi.

U seni ovlamoqchi emas. Zaharini ovqat tutish yoki oʻzini himoya qilish uchun ishlatadi va yashirinishni ancha afzal koʻradi. Xavfsiz qolish haqida batafsil

U qanchalik katta?

U qanchalik uzun?

Southern blue-ringed octopus taxminan 20 cm uzunlikda (7,9 in)Banan taxminan 18 cm (7,1 in)Uy mushugi taxminan 50 cm (1,6 ft)
qator terilgan 6 ta oʻyinchoq gʻishtdek uzunkatta basseyn uzunligini (50 m) 7,2 soniyada suzib oʻtishi mumkin

Southern blue-ringed octopus SEN bilan solishtirganda qanchalik katta?

Faqat brauzeringdagi hisob-kitob. Hech narsa saqlanmaydi va hech qayerga yuborilmaydi.

U qanchalik tez?

bilish foydali

Faktlar

1

Females only reproduce once in their lifetime. After the eggs hatch, the mother dies shortly afterwards, as she does not eat while guarding them.1

2

Young blue-ringed octopuses have no planktonic stage. They begin hunting at around one month old.1

3

The average lifespan is around seven months. The octopus reaches sexual maturity at about four months old.1

4

Females are choosy about mates. They are more willing to mate with larger males, and larger males try to mate more often than smaller ones.1

Afsonalarni fosh qiluvchi

Afsona: Popular culture portrays the southern blue-ringed octopus as a sea devil that lies in wait to attack humans.

Haqiqat: Its venom is mainly used for hunting or defence. There are no reported cases of unprovoked aggression towards humans.1

Zahar mutaxassislari uchun

Ilmiy nomi
Hapalochlaena maculosa
Guruh
Konus shilliqqurtlar va sakkizoyoqlar
Oila
Octopodidae2
Tartib
Octopoda
Qitʼalar
Hind okeani, Tinch okeani, Okeanlar
Chaqaloqlar
The female carries her eggs with her instead of leaving them in one place, and the young hatch from them. The young are venomous from birth, and their blue rings appear about six weeks after hatching.1
Umr davomiyligi
taxminan 0,6 yil1
Odamlar uchun xavf
5 / 5: Halokatli3

Faktlar qayerdan olingan

  1. Southern blue-ringed octopus (Wikipedia (CC BY-SA 4.0))
  2. Hapalochlaena maculosa (iNaturalist): nomlar va tasnif.
  3. Venom Wiki: xavf darajasi, odatiy oʻlcham va taxminiy tezlik bizning oʻz baholarimiz. Ularni qanday hisoblashimizni koʻr: Xavfni qanday baholaymiz.

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