Venom Wiki
Igishushanyo cya Common backswimmer
No. 1069 kuri 1 402

Common backswimmer

Notonecta glauca
Ibyerekeye izina: Its common names come from the way it swims on its back, using its hind legs like oars in a boat.1
Ntacyo itwayeNtacyo itwaye abantu. Nta mpamvu yo guhangayika.
Ibinyabwoya n'udukoko IrarumaIrya: Inyama
Akaga ku bantu: YorohejeNko guterwa urubori n'uruyuki cyangwa munsi yaho. Mu by'ukuri ntacyo itwaye abantu.

The common backswimmer is a small water insect that swims upside down, under the surface of ponds. It hunts other small water creatures and can fly between ponds when the weather is warm. It is the most common backswimmer in much of its range.1

Iba muri
Large parts of Europe, North Africa, and east through Asia to Siberia and China1
Uburayi
Ahabanza
It lives under the water surface in ponds, and it is also the most widespread of the four British water-boatmen. In warm late summer and autumn it flies between ponds.1
Uburebure
1,3 cm kugeza kuri 1,6 cm (0,5 in kugeza kuri 0,6 in)1
Umuvuduko wo hejuru
hafi 0,45 km/h (0,28 mph)
Koga, ikigereranyo cy'ugereranyije
Irya iki?
It is a predator. It either waits for prey to pass by or swims and actively hunts it. It often feeds on mosquito (Culex) larvae at the surface, and mature females also dive to the bottom of shallow ponds to catch isopods (Asellus).1
Koko!Ifoto ya Common backswimmer
Common backswimmer. Ifoto: ingridaltmann. CC BY 4.0, iNaturalist.

Uko wayimenya

  • Swims and rests on its back1
  • Body length is about 13 to 16 mm1
  • Females are larger than males1
  • Hind legs are fringed with hair and held out to the sides like oars when resting1
  • Body is covered in hairs, except on the head and legs1

Imbaraga z'ubumara

Iraruma

Ubumara busohokera mu menyo yayo y'ubumara cyangwa mu yandi menyo iyo iriye.

Iteje akaga kangana iki ku bantu?

Akaga ku bantu: YorohejeNko guterwa urubori n'uruyuki cyangwa munsi yaho. Mu by'ukuri ntacyo itwaye abantu.

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?

Common backswimmer ireshya hafi 1,6 cm (0,6 in)Impeke y'umuceri hafi 7 mm (0,3 in)Igiceri cy'ayero 1 hafi 2,3 cm (0,9 in)
ngufi kurusha agahera kawe

Common backswimmer ingana ite ugereranyije NAWE?

Ni imibare gusa ikorerwa muri mudasobwa yawe. Nta kintu kibikwa cyangwa cyoherezwa ahandi.

Yihuta gute?

bikwiye kumenywa

Ibintu by'ukuri

1

It breathes air but has no gills. It keeps a thin film of air around its body, which can last up to 120 days.1

2

It can tell prey from other backswimmers by the surface waves they make. Prey waves are between 70 and 140 Hz, while other backswimmers make waves below 40 Hz.1

3

Its air film reduces drag when it dives. Scientists use it as a model for reducing drag, with possible uses such as on ships.1

4

It can see in both day and night. Its pupil takes about 40 minutes to adjust to daylight and about 50 minutes to adjust to night light.1

Ku bahanga mu by'ubumara

Izina rya siyansi
Notonecta glauca
Itsinda
Ibinyabwoya n'udukoko
Umuryango
Notonectidae2
Itsinda rinini (order)
Hemiptera
Imigabane
Uburayi
Abana bato
It reproduces in the spring, and young backswimmers, called larvae, live in the water.1
Akaga ku bantu
1 / 5: Yoroheje3

Aho ibintu bivugwa bituruka

  1. Notonecta glauca (Wikipedia (CC BY-SA 4.0))
  2. Notonecta glauca (iNaturalist): amazina n'ibyiciro.
  3. Venom Wiki: urwego rw'akaga, ingano isanzwe n'ikigereranyo cy'umuvuduko ni ibyacu bwite. Reba uko tubibara: Uko tugena akaga.

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