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Brazilian wandering spider

Phoneutria nigriventer

Oʻldirishi mumkinDavolanmasa, seni oʻldirishi mumkin. Agar seni chaqsa, tezda yordam ol.

Oʻrgimchaklar

ChaqadiOvqati: Goʻsht

Odamlar uchun xavf: Juda xavfliDavolanmagan odamni oʻldirishi mumkin.

The Brazilian wandering spider is a large, hairy spider whose bite is medically significant. It lives in parts of South America, including Brazil, Uruguay, Paraguay and Argentina, and it is often found near homes. Its bite can cause severe pain and dangerous effects on the heart and breathing.1

Yashash joyi

Southern Cone of South America: Brazil, Uruguay, Paraguay and Argentina1

Janubiy Amerika

Bosh sahifa

It lives in banana trees, foliage and urban areas, and is mainly found inside houses. During the day it hides under logs or in crevices.1

Uzunlik

5 cm (2 in)1

Eng yuqori tezlik

taxminan 2,1 km/soat (1,3 mil/soat)

Quruqlikda, taxminiy

Nima yeydi?

It eats crickets, katydids, mantids, tree frogs, lizards and bats. It hunts by ambush at night rather than using a web.1

Brazilian wandering spider surati — Brazilian wandering spider. Surat: Techuser. CC BY-SA 4.0, iNaturalist.

Uni qanday tanish mumkin

A large spider with a body up to 5 cm long1
Legs can span up to 15 cm in larger individuals1
Body covered in thick brown hair1
Hunts at night and catches prey by ambush rather than in a web1
When threatened, raises its first two pairs of legs as a warning1

Zahar quvvati

Chaqadi

Chaqqanda zahar zaharli tishlari yoki tishlari orqali chiqadi.

Uning zahari (chaqsa yoki nish ursa) nima qiladi?

The venom contains neurotoxic peptides, which attack the nerves. These act as calcium channel blockers that disrupt how nerve cells send signals. The venom also causes intense pain and inflammation. At deadly concentrations it causes loss of muscle control, breathing problems, paralysis and eventual asphyxiation. Other symptoms reported include priapism, a rapid heartbeat, irregular heartbeat, cardiogenic shock, fluid in the lungs and convulsions.1

Odamlar uchun qanchalik xavfli?

Odamlar uchun xavf: Juda xavfliDavolanmagan odamni oʻldirishi mumkin.

Its bite can be life-threatening, and several deaths are documented. Between 1925 and 1945, 415 bites by this species were recorded, and 400 of those people needed antivenom. The spider can give a dry bite with no venom, or a bite with only a small dose.1

Yaxshi xabar: shifokorlarda buning uchun dori (zaharga qarshi zardob) yoki davolash usuli bor.1

Qoʻrqqanda nima qiladi?

When threatened, it raises its first two pairs of legs as a warning.1

Agar chaqsa

In the documented cases, victims were treated in hospital with anaesthetics, tetanus prophylaxis, antivenom and fluid replacement. Recovery could take about 36 hours after a bite.1
Chaqilgan joyni yuv va ogʻriq uchun ustiga muz xaltasi qoʻy. Agar ogʻriq kuchli boʻlsa, tarqalsa yoki odam oʻzini yomon his qilsa, tibbiy yordam ol.

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

Dunyoning qayerida?

Afrika Osiyo Yevropa Shimoliy Amerika Janubiy Amerika Avstraliya va Okeaniya

U qanchalik katta?

U qanchalik uzun?

kichik barmogʻingdan qisqa100 metrni 170 soniyada bosib oʻtishi mumkin (eng tez odamga 9,6 soniya kerak)

Brazilian wandering spider SEN bilan solishtirganda qanchalik katta?

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

U qanchalik tez?

Toshbaqa taxminan 0,3 km/soat (0,19 mph)

Brazilian wandering spider taxminan 2,1 km/soat (1,3 mph)

Piyoda ketayotgan odam taxminan 5 km/soat (3,1 mph)

bilish foydali

Faktlar

A venom component called Tx2-6 is being studied for use in treatments for erectile dysfunction.1

Humans may be about ten times more sensitive to the venom than mice.1

Females may attack males after mating.1

Males perform a dance to attract females, and males may fight each other during courtship.1

Females can store sperm in a separate chamber until they are ready to fertilise their eggs.1

The average venom yield is 1.25 mg, and 0.4 mg in winter.1

Zahar mutaxassislari uchun

Ilmiy nomi: Phoneutria nigriventer
Guruh: Oʻrgimchaklar
Oila: Ctenidae2
Tartib: Araneae
Qitʼalar: Janubiy Amerika
Chaqaloqlar: Females may lay about 1,000 eggs, which are kept in a silk sac.1
Odamlar uchun xavf: 4 / 5: Juda xavfli3

Faktlar qayerdan olingan

Phoneutria nigriventer (Wikipedia (CC BY-SA 4.0))
Phoneutria nigriventer (iNaturalist): nomlar va tasnif.
Venom Wiki: xavf darajasi, odatiy oʻlcham va taxminiy tezlik bizning oʻz baholarimiz. Ularni qanday hisoblashimizni koʻr: Xavfni qanday baholaymiz.

Bu sahifadagi har bir faktning manbasiga ishora qiluvchi raqami bor. Agar biror narsani xato yozgan boʻlsak, kechir, biz hayvon ixlosmandlarimiz, ilmiy jurnal emas. [email protected] manziliga yoz, tuzatamiz.

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