Mamushi
The mamushi is a pit viper, a type of snake that has heat-sensing pits between its eyes and nostrils. It lives in Japan, in places such as swamps, meadows and farmland. It matters because its bite is one of the most dangerous of Japan's snakes.1

Com reconèixer-lo
- Background colour is pale grey, reddish-brown or yellow-brown.1
- A series of irregular blotches runs along the body. Each blotch has a black border and often a lighter centre.1
- The head is dark brown or black, with beige or pale-grey sides.1
- Adults are typically 45 to 81 cm long.1
- It has excellent camouflage and often hides among plants or leaf litter.1
Sovint es confon amb: It is similar to the cottonmouths and copperheads (Agkistrodon) of the Americas, and it was long considered part of the same group.1
Poder del verí
El verí surt pels ullals o les dents quan mossega.
Què fa el seu verí?
Its venom is mostly haemolytic, meaning it breaks down red blood cells. It also contains two neurotoxins, which attack the nerves, and an anticoagulant, which stops blood from clotting. Reported effects include kidney failure, visual disturbances and palsy (paralysis).1
Com de perillós és per a les persones?
Perill per a les persones: Molt perillósPot matar una persona que no rep tractament.About 2000 to 3000 people in Japan are bitten by a mamushi each year. Approximately 10 die annually. Severe bites require intensive care, and typical bite victims need about one week of hospital treatment.1
Bona notícia: els metges tenen un medicament (l'antiverí) o un tractament per a això.1
Si mossega
- Treatment is given in hospital. It involves cutting the wound to remove venom and injecting mamushi antivenom. Pregnant women who are bitten have had miscarriages, so medical care is essential.1
- Mantén la persona quieta i tranquil·la, mantén l'extremitat mossegada a l'altura del cor, treu-li anells i coses que estrenyin i porta-la de pressa a un hospital.
Truca sempre primer al número d'emergències (112, 000, 911). Això són pautes generals de primers auxilis, no consells mèdics. Primers auxilis bàsics
Estigues segur
- No toquis, atrapis ni molestis mai un animal salvatge, encara que sigui petit i encara que sembli adormit o mort.
- Deixa-li espai. Si en trobes un, mantén la calma, recula a poc a poc i deixa que segueixi el seu camí.
- Si te'n mossega un: mantén la calma, no et moguis, truca al número d'emergències (112, 000, 911) o ves de pressa a un hospital. Recorda com era, una foto ajuda.
No va a per tu. Fa servir el verí per caçar o per defensar-se, i prefereix mil vegades amagar-se. Més sobre com estar segur
Que gran és?
Quant fa de llarg?
fa de llarg com 1,5 gats de casa del nas a la cua
fa de llarg com 5 plàtans en fila
podria recórrer 100 metres en 110 segons (l'humà més ràpid necessita 9,6)Que gran és Mamushi comparat amb TU?
Només càlculs al teu navegador. No es desa ni s'envia res enlloc.
Com de ràpid va?
Dades
Recovery takes a long time. Bite victims may need several months to fully recover, even after hospital treatment and weeks of follow-up care.1
It is highly resistant to its own venom because its blood contains neutralising factors, including phospholipase A2 (PLA2) inhibitors.1
Its beta-toxin acts before the nerve junction, so anticholinesterase drugs cannot block or treat its effects.1
Its venom contains a peptide called ablomin, which is very similar in amino acid sequence to helothermine, a venom peptide of the Mexican beaded lizard.1
It is considered one of the most venomous snakes in Japan, along with the yamakagashi and the Okinawan habu.1
Its venom varies very little across Japan in either potency or effects.1
D'on surten les dades
- Mamushi (Wikipedia (CC BY-SA 4.0))
- Gloydius blomhoffii (iNaturalist): noms i classificació.
- Venom Wiki: el nivell de perill, la mida típica i la velocitat estimada són nostres. Mira com els calculem: Com valorem el perill.
Cada dada d'aquesta pàgina té un número que porta a la seva font. Si ens hem equivocat en alguna cosa, perdona, som fans dels animals, no una revista científica. Escriu-nos a [email protected] i ho arreglarem.
Mossegades

