Venom Wiki
Natal Savigny's long-spined urchin
No. 1271 e 1 402

Savigny's long-spined urchin

Diadema savignyi
Ko fii innde ndee: The species name honours Marie Jules César Savigny, a French zoologist who described many new marine species from the Mediterranean and Red Sea.1
No muusi tunWota a meemNo muusi, kono gaañataa ma no feewi.
Ursenuuji, koode geeci e ngilɗi Gaaɗe tookeNo ñaama: Leɗɗe
Musiiba e yimɓe: MuusɗoNo waawi muusugol sanne, kono ko ɓadii kala tuma ɗum wonataa musiiba mawɗo.

Savigny's long-spined urchin is a spiny sea animal that lives on reefs and in shallow lagoons. It has very long, thin spines that can grow up to 25 cm, and it comes out at night to graze on algae. Its spines are the part that can hurt people, so it is worth giving it plenty of room.1

No hoɗi nder
East coast of Africa, Red Sea, Indian Ocean, western Pacific, French Polynesia, Hawaii, New Caledonia and northern Australia1
Geeci Enndo, Geeci Pasifik, Geeci Boɗeewi, Geeci Arabi e Gulf Persik, Geeci Timor e Arafura, Gulf Bengal
Hello arano
It is found on mixed sandy, rocky and coral seabed, especially in places disturbed by storms or other natural events. It lives from the surface down to about 70 metres deep. It often hides in crevices or under boulders during the day.1
Juutugol
9 cm (3,5 in)1
Yaawugol ɓurngol toowugol
wona 0,02 km/h (0,01 mph)
Yoowugol, miijo tun
Ko honɗun ngal ñaamata?
It feeds at dusk on the algal mat that grows over the seabed, tearing it up as it grazes. This helps keep algae from overwhelming corals.1
Goonga!Natal Savigny's long-spined urchin
Savigny's long-spined urchin. Natal: Anders Poulsen, Deep Blue (http://www.colours.dk/). CC BY-SA 3.0, Wikimedia Commons.

Hono anndirtee ngal

  • Usually black, with a rounded body (called a test) up to about 9 cm across1
  • Long, thin, hollow spines that grow in tufts and can reach 25 cm; they are usually black but can be grey, dark brown or purple1
  • Juveniles may have bands of lighter and darker shades, and the occasional individual is completely white1
  • Iridescent green or blue lines around the interambulacral areas and around the periproct (the cone-shaped region surrounding the anus)1

No jiibondiree e: It is very similar to Diadema setosum, which shares much of its range and often lives in the same groups. Savigny's long-spined urchin lacks the thin orange ring around the periproct that Diadema setosum has.1

Doole tooke ŋatgol

Gaaɗe tooke

Gaaɗe ceeɓɗe no njogii tooke. Yaabugol e mum walla nanngugol ɗum no muusi.

Hono musiiba mum heewiri e yimɓe?

Musiiba e yimɓe: MuusɗoNo waawi muusugol sanne, kono ko ɓadii kala tuma ɗum wonataa musiiba mawɗo.

Ko honɗun ngal waɗata si ngal hulii?

When a shadow falls on it, it angles its spines towards the possible attacker.1

Si gaaɗe mum tuƴii ma

  • Waɗ gaañande nden nder ndiyam guleeɗam, guleeɗam no neɗɗo on waawi muñugol tawa sumaani, heɓu ballal doktoro ngam ittugol gaaɗe ɗen. Wota a asu ɗe e hoore maa.

Adii fow noddu nimero ballal (112, 000, 911). Ɗum ko anndinal ballal adiingal, wanaa saaraangal doktoro. Ko adii nder ballal adiingal

Reen hoore maa

  • Wota a meem, wota a nanngu, wota a jalnu kullal ladde haa abada, hay si ko tokooso, hay si no yi'ee no ɗaanii walla maayii.
  • Accu ngal nokku. Si a fotti e ngal, deeƴu, ruttu ɓaawo seeɗa seeɗa, accu ngal yaha laawol mum.
  • Si gaaɗe mum tuƴii ma: deeƴu, wota a dillu, noddu nimero ballal (112, 000, 911) walla yahu lopitaan law. Jogo e hakkille no ngal nanndi, natal no walla.

Ngal faalaaka gaañugol ma. Ngal no huutora tooke mum ngam nanngugol ñaamdu walla reenugol hoore mum, ngal ɓuri yiɗugol suuɗaade. Ko ɓeydi fii reenugol hoore maa

Hono mawniri?

Hono juutiri?

Savigny's long-spined urchin juuti wona 9 cm (3,5 in)Ñippirde kayitaaje wona 3 cm (1,2 in)Telefon smart wona 15 cm (5,9 in)
juuti no kaaɗe mahirɗe 3 e diisa gootoɓuri kokiyaasi ngesa leelugol

Hono Savigny's long-spined urchin mawniri, si fooɗondiraama e AN?

Ko limoore tun nder navigateur maa. Alaa ko danndetee walla ko neldetee ka nokku woo.

Hono yaawiri?

moƴƴi anndugol

Humpito

1

Its spines are brittle, thin and hollow, and grow in tufts that can be as long as 25 cm.1

2

Small fish such as cardinal fish, flatworms and shrimps sometimes shelter among its long spines.1

3

It spawns just after the full moon, while its close relative Diadema setosum mostly spawns around days eight to ten of the lunar cycle, which keeps the two species from interbreeding.1

4

Its grazing helps control algae, which might otherwise smother corals.1

5

It is nocturnal, hiding in crevices or under boulders by day, though several individuals sometimes huddle together in the open.1

6

Its predators include pufferfish, porcupinefish, lobsters and snails.1

Ngam ganduɓe tooke

Innde ganndal
Diadema savignyi
Fedde
Ursenuuji, koode geeci e ngilɗi
Ɓesngu
Diadematidae2
Ordre
Diadematoida
Leyɗe mawɗe
Geeci Enndo, Geeci Pasifik, Geeci Boɗeewi, Geeci Arabi e Gulf Persik, Geeci Timor e Arafura, Gulf Bengal, Oseyanuuji
Ɓiɓɓe tokosɓe
It does not have live young. Instead it releases eggs and sperm into the water (spawning), mainly during the north-east monsoon period, peaking in May, and timed to the lunar cycle.1
Musiiba e yimɓe
2 / 5: Muusɗo3

Ɗo humpitooji ɗin iwri

  1. Diadema savignyi (Wikipedia (CC BY-SA 4.0))
  2. Diadema savignyi (iNaturalist): inɗe e ŋoordingol (classification).
  3. Venom Wiki: tolno musiiba, mawnugol aadaajo e miijo yaawugol ko amen. Ndaar no min ƴeewtirta ɗum: Hono min tolnirta musiiba.

Kala humpito nder ngoo hello no jogii limoore hollirnde iwdi mum. Si min juumii, yaafo, min ko yiɗɓe kulle, wanaa jaaynde ganndal. Haalan min e [email protected], min feewnitan.

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Ko ɓeydi e fedde wootere: Ursenuuji, koode geeci e ngilɗi

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