Venom Wiki
Katuni ya Negev widow
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Negev widow

Latrodectus revivensis
Inauma tuInauma, lakini haitakudhuru vibaya.
Buibui KuumwaHula: Nyama
Hatari kwa watu: InaumaInaweza kuuma sana, lakini karibu kamwe si jambo zito.

The Negev widow is a venomous spider that lives in the hot, dry deserts of the Negev and the Arava valley. It builds large webs in bushes and brush, where it hunts insects at night. Its bite can cause latrodectism, the illness caused by widow spider venom.1

Anaishi
Negev desert and the Arava valley (Arabah)1
Asia
Nyumbani
It lives in arid deserts and builds its webs in bushes and other brush across large open areas of land. It prefers individual plants that are taller in height, such as those from the Zygophyllum and Artemisia groups.1
Urefu
1.9 cm (0.7 in)1
Kasi ya juu
takriban km 0.92 kwa saa (maili 0.57 kwa saa)
Nchi kavu, makadirio
Hula nini?
It mainly eats terrestrial insects such as beetles and ants, and also eats other arachnids such as scorpions. Prey is caught in silk strands that hang from the capture platform of the web and reach the ground.1
Kweli kabisa!Picha ya Negev widow
Negev widow. Picha: Kian. CC BY 4.0, iNaturalist.

Jinsi ya kumtambua

  • Females are very dark brown. Pregnant females are light brown with a pale golden hue.1
  • Males are brown with a patterned abdomen in various shades of brown, and may have grey-white spots and stripes on the abdomen.1
  • Females measure 9 to 19 mm long. Males measure 3 to 7 mm long.1
  • The web has a funnel of tightly woven silk near the top of the bush, often decorated with debris such as bits of plant, sand, rocks and snail shells.1

Nguvu ya sumu

Kuumwa

Sumu hutoka kupitia meno yake ya sumu au meno anapouma.

Sumu yake hufanya nini?

Its venom is the widow type and can cause latrodectism, which is the illness caused by bites from widow spiders. It has been reported that its venom is about as potent as that of Latrodectus tredecimguttatus.1

Ana hatari gani kwa watu?

Hatari kwa watu: InaumaInaweza kuuma sana, lakini karibu kamwe si jambo zito.

Hufanya nini akiogopa?

During the day it hides from sight under the densely silk-lined nest area of its web, and it is mainly active at night.1

Akiuma

  • Osha jeraha na uweke barafu kupunguza maumivu. Tafuta msaada wa kitabibu kama maumivu ni makali, yanasambaa au mtu anajisikia vibaya.

Daima piga namba ya dharura kwanza (112, 000, 911). Huu ni mwongozo wa jumla wa huduma ya kwanza, si ushauri wa kitabibu. Misingi ya huduma ya kwanza

Kaa salama

  • Kamwe usimguse, kumkamata wala kumchokoza mnyama wa porini, hata akiwa mdogo, na hata akionekana amelala au amekufa.
  • Mpe nafasi. Ukikutana naye, tulia, rudi nyuma polepole na umwache aende zake.
  • Akikuuma: tulia, usitikisike, piga namba yako ya dharura (112, 000, 911) au nenda hospitali haraka. Kumbuka alivyoonekana, picha husaidia.

Hakuwindi wewe. Hutumia sumu yake kukamata chakula au kujilinda, na hupendelea zaidi kujificha. Zaidi kuhusu kukaa salama

Ana ukubwa gani?

Ana urefu gani?

Negev widow urefu wa takriban 1.9 cm (0.7 in)Punje ya mchele takriban 7 mm (0.3 in)Sarafu ya euro 1 takriban 2.3 cm (0.9 in)
mfupi kuliko kidole chako kidogo

Negev widow ana ukubwa gani ukilinganisha na WEWE?

Ni hesabu tu kwenye kivinjari chako. Hakuna kinachohifadhiwa wala kutumwa popote.

Ana kasi gani?

inafaa kujua

Ukweli

1

After mating, the male may escape being eaten by living in the nest with the female for a time, but in other cases the female eats him.1

2

Its web has separate areas for nesting and for catching prey, and it also helps keep the spider cool by providing shade in summer.1

3

Its webs often include a funnel of silk decorated with debris, which may help hide the spider from predators such as birds flying overhead.1

4

The web's silk carries pheromones that help males find female nests.1

5

Its colour darkens after each moult, so the spider becomes darker as it grows older.1

Kwa wataalamu wa sumu

Jina la kisayansi
Latrodectus revivensis
Kundi
Buibui
Familia
Theridiidae2
Mpangilio
Araneae
Mabara
Asia
Hatari kwa watu
2 / 5: Inauma3

Ukweli unatoka wapi

  1. Latrodectus revivensis (Wikipedia (CC BY-SA 4.0))
  2. Latrodectus revivensis (iNaturalist): majina na uainishaji.
  3. Venom Wiki: kiwango cha hatari, ukubwa wa kawaida na makadirio ya kasi ni yetu wenyewe. Ona jinsi tunavyovipata: Jinsi tunavyopima hatari.

Kila ukweli kwenye ukurasa huu una namba inayoonyesha chanzo chake. Kama tumekosea kitu, samahani, sisi ni wapenzi wa wanyama, si jarida la kisayansi. Tuambie kupitia [email protected] nasi tutarekebisha.

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