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South American black widow

Latrodectus curacaviensis

Shifokor kerakKamdan-kam halokatli, lekin chaqqanda shifokor kerak.

Oʻrgimchaklar

ChaqadiOvqati: Hasharotlar

Odamlar uchun xavf: JiddiyChaqqanda shifokor kerak. Oʻlim holatlari juda kam.

The South American black widow is a spider from the Lesser Antilles and South America. Females have a red and black pattern and a venomous bite. It is mainly active at night, and it is not aggressive towards people.1

Yashash joyi

Lesser Antilles and South America, including Brazil1

Shimoliy Amerika, Janubiy Amerika

Bosh sahifa

It is usually found under logs, in sheds, in stone fireplaces, and near trash and debris, so people may meet it around homes and outbuildings.1

Uzunlik

1,1 cm dan 1,7 cm gacha (0,4 in dan 0,7 in gacha)1

Eng yuqori tezlik

taxminan 0,92 km/soat (0,57 mil/soat)

Quruqlikda, taxminiy

Nima yeydi?

It feeds on small insects.1

South American black widow surati — South American black widow. Surat: Renato Brito. CC BY 4.0, iNaturalist.

Uni qanday tanish mumkin

Females grow up to 11–17 mm and have a black and red body and legs.1
Males are much smaller, have long legs, and are white or brown.1
Females have an hourglass mark with a black diamond shape and four red triangles in a square.1
It is mainly nocturnal, so it is most active at night.1

Zahar quvvati

Chaqadi

Chaqqanda zahar zaharli tishlari yoki tishlari orqali chiqadi.

Uning zahari (chaqsa yoki nish ursa) nima qiladi?

The venom contains excitatory neurotoxins (alpha-latrotoxins), which overstimulate the nerves. Bites usually deliver only small amounts of venom. Symptoms can include intense pain at the bite, sweating, rapid breathing, a faster heart rate, swollen eyelids, salivation, stiff and painful abdominal muscles, nausea, vomiting and blurred sight. Some cases have also involved muscle spasms, fever and chills, which are common symptoms of latrodectism (the illness caused by black widow venom).1

Odamlar uchun qanchalik xavfli?

Odamlar uchun xavf: JiddiyChaqqanda shifokor kerak. Oʻlim holatlari juda kam.

Bites usually deliver only small amounts of venom, but they can cause dangerous symptoms, mostly in children, older people, and people with heart or breathing problems.1

Qoʻrqqanda nima qiladi?

It is not aggressive to humans, but females will attack to defend their egg sacs.1

Agar chaqsa

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 qisqa

South American black widow 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)

South American black widow taxminan 0,92 km/soat (0,57 mph)

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

bilish foydali

Faktlar

Some reports describe priapism, a painful and prolonged erection in men, after a bite.1

In a case in the Brazilian state of Amazonas, the victim had muscle spasms, fever, chills and heavy sweating.1

Females are much bigger than males, which is common among black widow spiders.1

Males are easy to tell apart from females because of their long legs and white or brown colour.1

This spider is mainly active at night, so most encounters are likely after dark.1

Afsonalarni fosh qiluvchi

Afsona: Black widow spiders are aggressive and will attack people.

Haqiqat: This species is not aggressive to humans. Females only attack when they are defending their egg sacs.1

Zahar mutaxassislari uchun

Ilmiy nomi: Latrodectus curacaviensis
Guruh: Oʻrgimchaklar
Oila: Theridiidae2
Tartib: Araneae
Qitʼalar: Shimoliy Amerika, Janubiy Amerika
Chaqaloqlar: Females guard their egg sacs and will attack to defend them.1
Odamlar uchun xavf: 3 / 5: Jiddiy3

Faktlar qayerdan olingan

Latrodectus curacaviensis (Wikipedia (CC BY-SA 4.0))
Latrodectus curacaviensis (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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