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Ikhathuni ka-Valentin's sharpnose puffer
Inombolo 1371 kwezi-1 402

Valentin's sharpnose puffer

Canthigaster valentini
Malunga negama: It is named in honour of Dutch naturalist François Valentijn (1666–1727).1
Kufuna ugqirhaKunqabile ukuba sibulale, kodwa ukuba umntu uyasitya, yiya kugqirha.
Ezinye izilwanyana ezityhefayo Siyatyhefa xa sityiwaSitya: Kancinci kwento nganyeSiyatyhefa, asinatyhefu yokuluma okanye yokuhlaba
Ingozi ebantwini: Kubi kakhuluUkuba umntu uyasitya, yiya kugqirha. Ukufa kunqabe kakhulu.

Valentin's sharpnose puffer is a small reef fish with four black stripes across its back. It lives in warm seas across the Indian Ocean, the Red Sea and parts of the Pacific. It is special because its skin holds one of the most potent natural poisons known, which keeps most predators away.1

Siyatyhefa okanye sinetyhefu? Izilwanyana ezinetyhefu zitofa ityhefu ngokuluma okanye ngokuhlaba. Izilwanyana ezityhefayo ziyingozi xa uzichukumisa okanye uzitya. Esi siyatyhefa.
Sihlala
Tropical and subtropical waters of the Indian Ocean, including the Red Sea, and east to the oceanic islands of the Pacific Ocean.1
uLwandlekazi lwePasifiki, uLwandlekazi lwaseIndiya, uLwandle oluBomvu, uLwandle lweCoral, uLwandle lwePhilippines, uLwandle lwaseMzantsi China, uLwandle lweTimor ne-Arafura
Ekhaya
It lives on rocky and coral reefs, in lagoons and on the outer reef, down to 55 m. It is active during the day.1
Ubude
11 cm (4,3 in)1
Esona santya siphezulu
malunga ne-4 km/h (2,5 mph)
Ukuqubha, uqikelelo nje
Sitya ntoni?
It feeds mainly on filamentous green and red algae and on tunicates. It also eats smaller amounts of corals, bryozoans, polychaetes, echinoderms, molluscs and brown and coralline red algae.1
Ngokwenene!Ifoto ka-Valentin's sharpnose puffer
Valentin's sharpnose puffer. Ifoto: Karelj. Public domain, Wikimedia Commons.

Indlela yokusiqaphela

  • Four distinct black stripes, called saddles, run across its back.1
  • The head is blue-grey.1
  • The main body is white, speckled with blue-grey spots.1
  • The tail and fins show hints of yellow, and a rainbow streak sits behind the eyes.1

Sidla ngokubhidaniswa no: The filefish Paraluteres prionurus has similar colours and sometimes swims in schools with this puffer. It mimics the puffer's appearance for protection, but it is not toxic.1

Amandla etyhefu

Siyatyhefa xa sityiwa

Siyingozi kuphela ukuba kukho into esityayo.

Ityhefu yaso etyhefayo (xa usichukumisa okanye usitya) yenza ntoni?

Its skin and other tissues contain tetrodotoxin, a neurotoxin, which attacks the nerves. It is one of the most potent naturally occurring toxins and is lethal to many species of fish. This makes the fish unpalatable to predators.1

Siyingozi kangakanani ebantwini?

Ingozi ebantwini: Kubi kakhuluUkuba umntu uyasitya, yiya kugqirha. Ukufa kunqabe kakhulu.

It is highly poisonous to eat.1

Senza ntoni xa soyika?

It gulps water to puff its body up to three or four times its normal volume, and its toxic skin deters predators.1

Ukuba umntu usichukumisile okanye usityile

  • Ukuba umntu usityile okanye uneempawu emva kokusitya: tsalela inombolo kaxakeka okanye iziko lezityhefu (poison centre) ngoko nangoko.

Soloko utsalela inombolo kaxakeka kuqala (112, 000, 911). Esi sisikhokelo soncedo lokuqala ngokubanzi, asilocebiso lwezonyango. Iziseko zoncedo lokuqala

Hlala ukhuselekile

  • Ungaze uchukumise, ubambe okanye uqhule isilwanyana sasendle, nokuba sincinci, kwaye nokuba sibonakala silele okanye sifile.
  • Sinike indawo. Ukuba udibana naso, hlala uzolile, buyela umva kancinci kwaye usiyeke sihambe ngendlela yaso.
  • Ukuba usichukumisile okanye usityile: musa ukukhuhla amehlo okanye umlomo wakho, hlamba izandla zakho kwaye ufumane uncedo lwezonyango.

Asikuzingeli. Ityhefu yaso ikhona nje ukuze kungabikho nto isityayo. Okungakumbi malunga nokuhlala ukhuselekile

Sikhulu kangakanani?

Side kangakanani?

Valentin's sharpnose puffer malunga ne-11 cm ubude (4,3 in)Isiqhobosho sephepha malunga ne-3 cm (1,2 in)Ifowuni ehlakaniphileyo malunga ne-15 cm (5,9 in)
ubude obulingana neebhloko zokudlala zokwakha eziyi-3 zilandelelanasingaqubha ubude bechibi elikhulu lokuqubha (50 m) ngemizuzwana eyi-45

U-Valentin's sharpnose puffer mkhulu kangakanani xa uthelekisa NAWE?

Zizibalo nje kwibhrawuza yakho. Akukho nto igcinwayo okanye ithunyelwa naphi na.

Sikhawuleza kangakanani?

kufanelekile ukwazi

Iinyaniso

1

Its tetrodotoxin is one of the most potent naturally occurring toxins, and it is lethal to many fish.1

2

A non-toxic filefish, Paraluteres prionurus, has evolved to look like this puffer, which helps it avoid predators.1

3

Its eggs are unpalatable, so predatory fish rarely eat them, and any swallowed eggs are quickly passed out again. This means the parents need not guard them.1

4

Juveniles of the grouper Plectropomus laevis also mimic its colours.1

5

Its eggs, at 0.68 to 0.72 mm across, are among the smallest in the puffer family Tetraodontidae.1

Umqhekezi weentsomi

Intsomi: Pufferfish hold their breath while they puff up.

Inyaniso: A 2014 study found that oxygen consumption actually increases while the fish is inflated. Oxygen intake through the gills is almost five times higher than normal.1

Kwiingcali zetyhefu

Igama lenzululwazi
Canthigaster valentini
Iqela
Ezinye izilwanyana ezityhefayo
Usapho
Tetraodontidae2
Ucwangco
Tetraodontiformes
Amazwekazi
uLwandlekazi lwePasifiki, uLwandlekazi lwaseIndiya, uLwandle oluBomvu, uLwandle lweCoral, uLwandle lwePhilippines, uLwandle lwaseMzantsi China, uLwandle lweTimor ne-Arafura, Iilwandlekazi
Iintsana
Females lay anywhere between fifteen and over 800 eggs at a time, every four to ten days depending on the season.1
Ingozi ebantwini
3 / 5: Kubi kakhulu3

Apho iinyaniso zivela khona

  1. Valentin's sharpnose puffer (Wikipedia (CC BY-SA 4.0))
  2. Canthigaster valentini (iNaturalist): amagama nokuhlelwa.
  3. Venom Wiki: inqanaba lengozi, ubungakanani obuqhelekileyo noqikelelo lwesantya zezethu. Bona indlela esizifumana ngayo: Indlela esilinganisa ngayo ingozi.

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