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Texas coral snake

Micrurus tener
O imenu: The Latin name tener means "soft or delicate", referring to the snake's graceful features.1
Treba liječnikaRijetko smrtonosno, ali ugriz treba pokazati liječniku.
Koraljne zmije UgriziJede: Meso
Opasnost za ljude: OzbiljnoUgriz treba pokazati liječniku. Smrtni slučajevi su vrlo rijetki.

The Texas coral snake is a venomous snake with bright black, yellow and red rings. It lives in the southern and southwestern United States and in parts of northeastern and central Mexico. Its bite can cause paralysis, so it is important to recognise it and keep well away.1

Živi u
Arkansas, Louisiana and Texas in the USA; Guanajuato, Morelos, Querétaro, San Luis Potosí and Tamaulipas in Mexico1
Sjeverna Amerika
Početna
It spends most of its time hiding in leaf litter and under logs. It can be seen on the surface after heavy rains, when night-time temperatures rise above 26 °C (78 °F).1
Duljina
1,2 m (4 ft)1
Najveća brzina
oko 4,9 km/h (3 mph)
Na kopnu, gruba procjena
Što jede?
Its main food is other snakes, mostly small burrowing species, and it also preys on venomous snakes such as copperheads. It sometimes eats small lizards, and rarely eats rodents. It is cannibalistic.1
Stvarno!Fotografija: Texas coral snake
Texas coral snake. Fotografija: The original uploader was Dawson at English Wikipedia.. CC BY-SA 2.5, Wikimedia Commons.

Kako ga prepoznati

  • Black, yellow and red rings, with the rings running onto the belly.1
  • Smooth scales, a rounded head and round pupils.1
  • Somewhat larger and stouter than the eastern coral snake.1
  • Males are typically smaller than females.1
  • Shy and secretive, and mostly active at night.1

Često se miješa s: Nonvenomous snakes copy the coral snake's colours as a form of Batesian mimicry. In the United States, the venomous coral snakes can be told apart by red rings touching yellow rings. The common rhyme "red and yellow, kill a fellow" is not always accurate because colours vary, and relying on it is dangerous.1

Otrovna snaga

Ugrizi

Otrov izlazi kroz očnjake ili zube kad ugrize.

Što radi njegov otrov kad ugrize ili ubode?

The snake has a pair of fixed, grooved fangs at the front of the upper jaw, and venom is injected through them. Its venom contains a neurotoxin, which attacks the nerves, and a myotoxin, which damages muscle. Bite victims may experience paralysis or myolysis (muscle breakdown), which can be potentially lethal.1

Koliko je opasno za ljude?

Opasnost za ljude: OzbiljnoUgriz treba pokazati liječniku. Smrtni slučajevi su vrlo rijetki.

Before antivenom was available, the fatality rate of coral snake bites was estimated at 10%. Deaths were mainly caused by breathing or heart failure from paralysis. A single bite can deliver 10–12 mg of dry venom, about twice the lethal dose for an adult human of 5–7 mg. Many bites deliver no venom at all, known as dry bites.1

Dobre vijesti: liječnici za ovo imaju lijek (protuotrov) ili liječenje.1

Što radi kad se uplaši?

When grabbed suddenly, or sometimes just when touched, it may thrash about, swing around and bite.1

Ako ugrize

  • Remove any jewellery from a bitten limb, in case of severe swelling. Wrap the bite area moderately tightly in a wide cloth, and move the bitten limb as little as possible. Take the bite victim to the nearest hospital as soon as possible for advanced treatment, such as antivenom.1
  • Neka osoba miruje i bude smirena i brzo je odvedi u bolnicu, čak i ako ugriz izgleda malen: simptomi mogu početi satima kasnije.

Uvijek prvo nazovi broj za hitne slučajeve (112, 000, 911). Ovo su opće upute za prvu pomoć, a ne liječnički savjet. Osnove prve pomoći

Ostani na sigurnom

  • Nikad ne diraj, ne hvataj i ne zadirkuj divlju životinju, čak ni malu, i čak ni ako izgleda kao da spava ili je mrtva.
  • Ostavi joj prostora. Ako je sretneš, ne paniči, polako se odmakni i pusti je da ode svojim putem.
  • Ako te neka ugrize: ne paniči, miruj, nazovi broj za hitne slučajeve (112, 000, 911) ili brzo idi u bolnicu. Zapamti kako je izgledala, fotografija pomaže.

Ne želi ti ništa loše. Otrov koristi za lov hrane ili za obranu i mnogo bi se radije sakrilo. Više o sigurnosti

Koliko je veliko?

Koliko je dugo?

Texas coral snake dugo oko 1,2 m (4 ft)Pas oko 1 m (3,3 ft)Odrasla osoba oko 1,7 m (5,6 ft)
dugo kao 2,5 kućnih mačaka od nosa do repadugo kao 7 banana poredanih u nizumoglo bi pretrčati 100 metara za 73 sekundi (najbržem čovjeku treba 9,6)

Koliko je Texas coral snake velika životinja u usporedbi s TOBOM?

Samo matematika u tvom pregledniku. Ništa se ne sprema niti šalje nikamo.

Koliko je brzo?

vrijedi znati

Činjenice

1

A single bite can deliver about twice the lethal dose for an adult human, yet many bites inject no venom at all.1

2

The Texas coral snake eats other snakes, including venomous ones, and will even eat its own kind.1

3

Colour variants exist in the wild, including albino, anerythristic, pastel and completely black (melanistic) snakes.1

Razbijač mitova

Mit: "Red and yellow, kill a fellow. Red on black, friend of Jack" is a reliable way to tell a coral snake from a harmless look-alike.

Istina: The rhyme is not always accurate because colour patterns vary, and relying on it is dangerous to both people and snakes.1

Za stručnjake za otrove

Znanstveni naziv
Micrurus tener
Skupina
Koraljne zmije
Obitelj
Elapidae2
Redoslijed
Squamata
Kontinenti
Sjeverna Amerika
Mladunci
It is oviparous, meaning it lays eggs.1
Opasnost za ljude
3 / 5: Ozbiljno3

Odakle su činjenice

  1. Texas coral snake (Wikipedia (CC BY-SA 4.0))
  2. Micrurus tener (iNaturalist): imena i klasifikacija.
  3. Venom Wiki: razina opasnosti, tipična veličina i procijenjena brzina naše su. Pogledaj kako ih izračunavamo: Kako ocjenjujemo opasnost.

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