No. 0632 ho 1 402

Northern black widow

Latrodectus variolus

E hloka ngakaHa e atise ho bolaya, empa ho longwa ho hloka ngaka.

Ho loma

Kotsi ho batho: E tebilengHo longwa ho hloka ngaka. Lefu le etsahala ka seoelo haholo.

The northern black widow is a venomous spider from North America. It lives mainly in the Middle Atlantic states, and its bite can cause a illness called latrodectism. Bites are not usually deadly for most people, but medical care is needed if symptoms get worse.1

E phela

Middle Atlantic US states such as New Jersey, Delaware, Connecticut and Maryland; rarely southern Ontario, southern Quebec, Michigan and parts of Wisconsin1

Amerika Leboya

Bolelele

4 cm (1,6 in)3

boholo bo tlwaelehileng ba e hodileng

Lebelo le phahameng

e ka bang 0,98 km/h (0,61 mph)

Naheng, kakanyo feela

Foto ya Northern black widow — Northern black widow. Foto: Annika Lindqvist. CC BY 4.0, iNaturalist.

Matla a chefo

Ho loma

Chefo e tswa ka meno a yona a chefo (fangs) kapa ka meno a mang ha e loma.

Chefo ya yona (eo e e kenyang ka ho loma kapa ho hlaba) e etsang?

The bite can cause latrodectism, a reaction to the venom. Symptoms may include body aches, severe pain, fever, inflammation, nausea and vomiting. These symptoms can last up to a week.1

E kotsi hakae ho batho?

Kotsi ho batho: E tebilengHo longwa ho hloka ngaka. Lefu le etsahala ka seoelo haholo.

Bites to humans are not typically deadly, except in infants and the elderly.1

Haeba e loma

Medical attention is needed if discomfort becomes increasingly severe, or if local redness spreads and is accompanied by severe pain.1
Hlatswa moo e lomileng teng mme o bee pakete ya leqhwa hodima teng bakeng sa bohloko. Fumana thuso ya bongaka haeba bohloko bo le matla, bo phatlalla kapa motho a ikutlwa a kula.

Kamehla letsetsa nomoro ya tshohanyetso pele (112, 000, 911). Ena ke tataiso e akaretsang ya thuso ya pele, hase keletso ya bongaka. Metheo ya thuso ya pele

Dula o bolokehile

O se ke wa ama, wa tshwara kapa wa tena phoofolo ya naheng, leha e le e nyenyane, le leha e shebahala e robetse kapa e shwele.
E fe sebaka. Ha o kopana le yona, dula o kgutsitse, kgutlela morao butle mme o e tlohele e tsamaye ka tsela ya yona.
Haeba e nngwe e o loma: dula o kgutsitse, o se ke wa sisinyeha, letsetsa nomoro ya tshohanyetso (112, 000, 911) kapa o ye sepetlele kapele. Hopola hore e ne e shebahala jwang, foto e a thusa.

Ha e o batle. E sebedisa chefo ya yona ho tshwara dijo kapa ho itshireletsa, mme e kgetha ho ipata. Ho eketsehileng ka ho dula o bolokehile

Hokae lefatsheng?

Afrika Asia Yuropa Amerika Leboya Amerika Borwa Australia le Oceania

E kgolo hakae?

E telele hakae?

e telele jwaloka klipi ya pampiri

Northern black widow e kgolo hakae ha e bapiswa le WENA?

Ke dipalo feela ka hara sebatli sa hao. Ha ho letho le bolokwang kapa le romelwang kae kapa kae.

E potlaka hakae?

Kgudu e ka bang 0,3 km/h (0,19 mph)

Northern black widow e ka bang 0,98 km/h (0,61 mph)

Motho ya tsamayang e ka bang 5 km/h (3,1 mph)

ho molemo ho tseba

Dintlha

Unlike the related Latrodectus mactans, no antivenom was available for this species as of 2015.1

Each spider contains about 0.254 mg (0.0039 gr) of venom.1

The LD-50, the dose that kills half of the test mice, is 1.20–2.70 mg (0.019–0.042 gr).1

Bakeng sa ditsebi tsa chefo

Lebitso la saense: Latrodectus variolus
Sehlopha: Dikgo
Lelapa: Theridiidae2
Tatelano: Araneae
Dikontinente: Amerika Leboya
Kotsi ho batho: 3 / 5: E tebileng3

Moo dintlha di tswang teng

Latrodectus variolus (Wikipedia (CC BY-SA 4.0))
Latrodectus variolus (iNaturalist): mabitso le tlhophiso.
Venom Wiki: boemo ba kotsi, boholo bo tlwaelehileng le kakanyo ya lebelo ke tsa rona. Bona kamoo re di balang ka teng: Kamoo re lekanyang kotsi ka teng.

Taba e nngwe le e nngwe leqepheng lena e na le nomoro e bontshang mohlodi wa yona. Haeba re entse phoso, re kopa tshwarelo, re barati ba diphoofolo, hase makasine wa saense. Re bolelle ho [email protected] mme re tla e lokisa.

Phepheng e lapile! Venom Wiki ke projeke ya motho a le mong: ke mahala, ha e na dipapatso ebile ha e na di-tracker. Thuso e nyenyane ya tjhelete e e boloka e ntse e le inthaneteng.Fepa phepheng