Wheel bug
The wheel bug is a large assassin bug with a wheel-shaped crest on its back. It is the only wheel bug found in the United States, and it hunts caterpillars and beetles. Gardeners value it because it helps keep pests down.1

Uko wayimenya
- Adults are grey to brownish grey, and black shortly after moulting.1
- Adults have a wheel-shaped or cog-shaped ridge on the back of the thorax. Young nymphs do not have this wheel yet.1
- Nymphs have a bright red or orange abdomen.1
- Adults can grow up to 38 mm long. Females are somewhat larger than males.1
- They move and fly slowly, and make a noisy buzzing sound in flight.1
Imbaraga z'ubumara
Ubumara busohokera mu menyo yayo y'ubumara cyangwa mu yandi menyo iyo iriye.
Ubumara bwayo bukora iki?
The bug injects enzymes into its prey that paralyse it and dissolve its insides. Its bite is not considered highly venomous. In people, the bite causes a wound that is very painful and lingering, with the area becoming hot and irritated, and numbness that can last for days.1
Iteje akaga kangana iki ku bantu?
Akaga ku bantu: IrababazaIshobora kubabaza cyane, ariko hafi ya buri gihe nta kibazo gikomeye biteza.The bite is not considered highly venomous, so it is not serious in the short term. Discomfort may last for two weeks, and in some cases up to six months. Longer-lasting problems are often linked to allergic reactions or repeated infections of the wound.1
Ikora iki iyo ifite ubwoba?
When threatened, it relies on camouflage, its bite, or unpleasant odours from two scent glands in its abdomen.1
Niba iruma
- Ku bwoya bw'ibinyabwoya biryana: bukureho ukoresheje sikoci ifata, hanyuma woze uruhu. Ntugakube.
- Iyo yarumye: oza aho yarumye kandi uhakonjeshe. Shaka ubufasha bwa muganga niba umuntu yumva atameze neza cyangwa ava amaraso byoroshye.
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?
ireshya hafi na trombone yo gufata impapuroWheel bug ingana ite ugereranyije NAWE?
Ni imibare gusa ikorerwa muri mudasobwa yawe. Nta kintu kibikwa cyangwa cyoherezwa ahandi.
Yihuta gute?
Ibintu by'ukuri
It is cannibalistic. Nymphs may prey on each other, and a female may feed on the male after mating.1
It can make a sound by rubbing the tip of its beak in a groove under its thorax. The purpose is unknown, but it may be a way of communicating.1
Nymphs are predators as soon as they hatch, but the wheel only appears after the final moult into adulthood.1
It can prey on useful insects such as lady beetles and honey bees, as well as pests.1
It is one of the largest true bugs in North America.1
In a laboratory test, parasitic wasps attacked 10 of 12 egg clusters, stopping many eggs from hatching normally.1
Ku bahanga mu by'ubumara
- Izina rya siyansi
- Arilus cristatus
- Itsinda
- Ibinyabwoya n'udukoko
- Umuryango
- Reduviidae2
- Itsinda rinini (order)
- Hemiptera
- Imigabane
- Amerika y'Amajyaruguru
- Abana bato
- After mating in autumn, a female lays 40 to 200 small, brown, cylindrical eggs in a glued cluster on trees, bushes, twigs and other objects. The eggs hatch the following spring.1
- Akaga ku bantu
- 2 / 5: Irababaza3
Aho ibintu bivugwa bituruka
- Arilus cristatus (Wikipedia (CC BY-SA 4.0))
- Arilus cristatus (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