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

Uko wayimenya
- 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
Ikunze kwitiranywa 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
Imbaraga z'ubumara
Ubumara busohokera mu menyo yayo y'ubumara cyangwa mu yandi menyo iyo iriye.
Ubumara bwayo bukora iki?
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
Iteje akaga kangana iki ku bantu?
Akaga ku bantu: IrababazaIshobora kubabaza cyane, ariko hafi ya buri gihe nta kibazo gikomeye biteza.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
Niba iruma
- Without proper treatment, a bite wound can become infected and develop into gangrene or sepsis, so medical care should be sought.1
- Oza aho yarumye kandi uhashyire agapaki k'urubura kubera ububabare. Shaka ubufasha bwa muganga niba ububabare bukabije, bukwirakwira cyangwa umuntu yumva atameze neza.
Buri gihe banza uhamagare nimero y'ubutabazi (112, 000, 911). Izi ni inama rusange z'ubutabazi bw'ibanze, si inama za muganga. Ibanze by'ubutabazi bw'ibanze
Irinde akaga
- Ntuzigere ukora, ufata cyangwa ushotora inyamaswa yo mu gasozi, nubwo yaba ntoya, kandi nubwo yasa n'isinziriye cyangwa yapfuye.
- Yihe umwanya. Niba uhuye n'imwe, tuza, usubire inyuma buhoro buhoro kandi uyireke yigendere.
- Niba imwe ikurumye: tuza, ntunyeganyege, hamagara nimero y'ubutabazi (112, 000, 911) cyangwa ujye ku bitaro vuba. Ibuka uko yasaga, ifoto irafasha.
Ntigushakisha ngo ikugirire nabi. Ikoresha ubumara bwayo kugira ngo ifate ibyo kurya cyangwa yirinde, kandi ikunda cyane kwihisha. Ibindi ku kwirinda
Ingana gute?
Ireshya ite?
ntoya ku buryo yakwicara ku nzara yaweNoble false widow ingana ite ugereranyije NAWE?
Ni imibare gusa ikorerwa muri mudasobwa yawe. Nta kintu kibikwa cyangwa cyoherezwa ahandi.
Yihuta gute?
Ibintu by'ukuri
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
Usenya ibinyoma
Ikinyoma: It is the same spider as the black widow.
Ukuri: It only looks similar to the black widow. It belongs to the genus Steatoda, while the black widow belongs to the genus Latrodectus.1
Ku bahanga mu by'ubumara
- Izina rya siyansi
- Steatoda nobilis
- Itsinda
- Ibitagangurirwa
- Umuryango
- Theridiidae2
- Itsinda rinini (order)
- Araneae
- Imigabane
- Uburayi, Afurika
- Abana bato
- 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
- Igihe ibaho
- hafi imyaka 51
- Akaga ku bantu
- 2 / 5: Irababaza3
Aho ibintu bivugwa bituruka
- Steatoda nobilis (Wikipedia (CC BY-SA 4.0))
- Steatoda nobilis (iNaturalist): amazina n'ibyiciro.
- Venom Wiki: urwego rw'akaga, ingano isanzwe n'ikigereranyo cy'umuvuduko ni ibyacu bwite. Reba uko tubibara: Uko tugena akaga.
Buri kintu kivugwa kuri iyi paji gifite nimero yerekana aho cyavuye. Niba twibeshye, tubabarire, turi abakunzi b'inyamaswa, ntituri ikinyamakuru cya siyansi. Tubwire kuri [email protected] tuzabikosora.
Iraruma
