Noble false widow
The noble false widow is a spider that looks a lot like the black widow, which is why it has its name. It is now found in many parts of the world, including Europe, the United States and New Zealand, and it is one of the world's most invasive spiders. Its bite can be painful, so it is worth knowing what it looks like.1

Jinsi ya kumtambua
- The abdomen (rear body) is brown and rounded, with cream markings that are often said to look like a skull.1
- The legs are reddish-orange.1
- Adult females are about 9.5 to 14 mm in size, and males are about 7 to 11 mm.1
- It is larger than other spiders in its genus, Steatoda, and has a typical colour pattern.1
Mara nyingi huchanganywa na: It is often mistaken for the black widow (Latrodectus) and other false widow species. It can be told apart from the black widow by its larger size within its genus and its typical colouring, though many spiders in this group look similar.1
Nguvu ya sumu
Sumu hutoka kupitia meno yake ya sumu au meno anapouma.
Sumu yake hufanya nini?
Most of its venom is made of toxins similar to those of the widow spiders, mainly alpha-latrotoxin. This toxin makes holes in nerve cells, which releases chemical messengers and blocks the signals between nerves and muscles, causing paralysis. In people, the venom is most noticeable as pain at the bite site, along with swelling, redness and fever.1
Ana hatari gani kwa watu?
Hatari kwa watu: InaumaInaweza kuuma sana, lakini karibu kamwe si jambo zito.It is considered moderately medically significant. Most bites cause symptoms similar to a bee or wasp sting, but some can be more serious, partly because of bacteria. It is considered one of the most dangerous spiders in western Europe. Bites from males are less severe than bites from females, and the bite itself is usually painless, with pain coming from the venom.1
Akiuma
- Without proper treatment, a bite wound can become infected and develop into gangrene or sepsis, so medical care should be sought.1
- 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?
mdogo kiasi cha kukaa juu ya ukucha wakoNoble false widow ana ukubwa gani ukilinganisha na WEWE?
Ni hesabu tu kwenye kivinjari chako. Hakuna kinachohifadhiwa wala kutumwa popote.
Ana kasi gani?
Ukweli
The spider often catches prey much larger than itself, including bats, because its venom works quickly.1
It can survive without drinking water, getting all its liquid from its prey.1
Males court females by tapping the web and vibrating their bodies, and they can make scraping sounds with their abdomens.1
It has poor eyesight and relies mainly on vibrations travelling through its web.1
It produces three-dimensional cobwebs, and its silk is unusually strong for its genus.1
One adult female lived almost five and a half years in captivity, and adult females are long-lived.1
Kuvunja dhana potofu
Dhana potofu: It is the same spider as the black widow.
Ukweli: It only looks similar to the black widow. It belongs to the genus Steatoda, while the black widow belongs to the genus Latrodectus.1
Kwa wataalamu wa sumu
- Jina la kisayansi
- Steatoda nobilis
- Kundi
- Buibui
- Familia
- Theridiidae2
- Mpangilio
- Araneae
- Mabara
- Ulaya, Afrika
- Watoto
- Females make egg sacs containing an average of 94 eggs, with a range of 34 to 208 eggs. The young hatch inside the egg sac about 18 days after the eggs are laid.1
- Muda wa maisha
- takriban miaka 51
- Hatari kwa watu
- 2 / 5: Inauma3
Ukweli unatoka wapi
- Steatoda nobilis (Wikipedia (CC BY-SA 4.0))
- Steatoda nobilis (iNaturalist): majina na uainishaji.
- 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.
Kuumwa
