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Brazilian brown spider

Loxosceles intermedia

Perlu jumpa doktorJarang membawa maut, tetapi gigitannya perlu dirawat doktor.

Labah-labah

GigitanMakan: Serangga

Bahaya kepada manusia: SeriusGigitannya perlu dirawat doktor. Kematian sangat jarang berlaku.

The Brazilian brown recluse spider is a small spider that is highly venomous. It lives in parts of Brazil and Argentina, and it is one of the species linked to deaths from spider bites in South America. Its bite can seem mild at first, so it matters to know what it looks like.1

Hidup di

Brazil and Argentina: southeastern and southern Brazil, and northern Argentina1

Amerika Selatan

Laman utama

It lives in dark, very dry cracks in warm regions below 500 m, and is often found under fallen tree trunks and debris. It is also common around or inside houses, where it has been found in socks, clothes, blankets, wardrobes and garages.1

Panjang

5.3 mm hingga 8.5 mm (0.2 in hingga 0.3 in)1

Kelajuan maksimum

kira-kira 0.86 km/j (0.53 mph)

Di darat, anggaran kasar

Apa yang ia makan?

It eats insects such as cockroaches, crickets and beetles. It has also been reported to attack other arthropods, such as scorpions.1

Gambar Brazilian brown spider — Brazilian brown spider. Gambar: unknown. CC0, iNaturalist.

Cara mengenalinya

Carapace (the front body shield) is dull yellow to orange-brown, with a dark, U-shaped marking on the head area that contrasts with the yellowish thorax.1
Legs are orange-brown to reddish-brown.1
Abdomen is grey or blackened, and darker on top than underneath.1
Small spider: the female is about 8.5 mm long, and the male is smaller.1
Active at night and very shy, usually found in dark places.1

Kuasa bisa

Gigitan

Bisa keluar melalui taring atau giginya apabila ia menggigit.

Apa kesan bisanya?

Its venom contains a high concentration of the enzyme sphingomyelinase D, which causes both local and whole-body effects. Symptoms usually take hours to appear. The bite starts with severe pain, redness, swelling and blisters, and in more severe cases the skin tissue can die. Whole-body effects can include damage to red blood cells, heart problems, low blood pressure, kidney failure and severe bleeding.1

Berapa bahaya ia kepada manusia?

Bahaya kepada manusia: SeriusGigitannya perlu dirawat doktor. Kematian sangat jarang berlaku.

It is one of the main species linked to deaths from spider bites in South America. Whole-body effects occur frequently after its bite. Because symptoms are delayed, a victim may think the bite was mild.1

Apa yang ia buat apabila takut?

It is a very shy spider that keeps to dark places, so it is rarely seen.1

Jika ia menggigit

Basuh tempat gigitan dan letakkan pek ais untuk menghilangkan sakit. Dapatkan bantuan perubatan jika sakitnya kuat, merebak atau orang itu berasa tidak sihat.

Sentiasa hubungi nombor kecemasan dahulu (112, 000, 911). Ini panduan pertolongan cemas umum, bukan nasihat perubatan. Asas pertolongan cemas

Kekal selamat

Jangan sesekali sentuh, tangkap atau usik haiwan liar, walaupun yang kecil, dan walaupun ia nampak tidur atau mati.
Beri ia ruang. Jika kamu terjumpa, bertenang, undur perlahan-lahan dan biarkan ia pergi.
Jika ia menggigit kamu: bertenang, jangan bergerak, hubungi nombor kecemasan (112, 000, 911) atau pergi ke hospital dengan segera. Ingat rupanya, gambar boleh membantu.

Ia bukan mahu memburu kamu. Ia guna bisanya untuk menangkap makanan atau melindungi diri, dan ia lebih suka bersembunyi. Lagi tentang keselamatan

Di mana di dunia?

Afrika Asia Eropah Amerika Utara Amerika Selatan Australia & Oceania

Berapa besar ia?

Berapa panjang ia?

cukup kecil untuk duduk di atas kuku kamu

Berapa besar Brazilian brown spider berbanding KAMU?

Hanya matematik dalam pelayar kamu. Tiada apa yang disimpan atau dihantar ke mana-mana.

Berapa laju ia?

Kura-kura darat kira-kira 0.3 km/j (0.19 mph)

Brazilian brown spider kira-kira 0.86 km/j (0.53 mph)

Orang berjalan kira-kira 5 km/j (3.1 mph)

berguna untuk diketahui

Fakta

The minimum dose that causes skin tissue death is 2.4 μg per kg of body weight.1

An average bite injects about 40 μg of venom proteins.1

It produces about 5.6 mg of venom, and the male produces less, around 2.43 mg.1

Males have much longer legs than females, although the female has the larger body.1

Its webs are irregular and built under fallen tree trunks and debris, usually in dark places.1

Untuk pakar bisa

Nama saintifik: Loxosceles intermedia
Kumpulan: Labah-labah
Keluarga: Sicariidae2
Susunan: Araneae
Benua-benua: Amerika Selatan
Anak: The female breeds in the hottest months of the year, laying about 20 eggs in a bag-shaped web, and the young take 46 days to hatch.1
Bahaya kepada manusia: 3 / 5: Serius3

Dari mana fakta datang

Loxosceles intermedia (Wikipedia (CC BY-SA 4.0))
Loxosceles intermedia (iNaturalist): nama dan pengelasan.
Venom Wiki: tahap bahaya, saiz biasa dan anggaran kelajuan adalah penilaian kami sendiri. Lihat cara kami mengiranya: Cara kami menilai bahaya.

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