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California newt

Taricha torosa
O imenu: It is also called the orange-bellied newt, after its bright underside.1
Može ubitiNe dirajBez liječenja može ubiti. Ako ga netko dotakne ili pojede, brzo potraži pomoć.
Otrovne žabe, krastače i vodenjaci Otrov u kožiJede: MesoOtrovno na dodir ili za jelo, ne ugrizom ili ubodom
Opasnost za ljude: Vrlo opasnoMože ubiti osobu koja ne dobije liječenje.

The California newt is a small amphibian with a warty grey back and a bright orange-yellow belly. It lives only in California, in the western United States. Its skin contains a powerful poison, so it is a good example of an animal you should look at but never handle.1

Otrovno na dodir ili ugrizom? Životinje otrovne ugrizom ili ubodom ubrizgavaju otrov kad ugrizu ili ubodu. Životinje otrovne na dodir ili za jelo štetne su kad ih dotakneš ili pojedeš. Ova je otrovna na dodir ili za jelo.
Živi u
Endemic to California, in the Western United States: the coastal counties and the southern and central Sierra Nevada1
Sjeverna Amerika
Početna
California newts live in woodlands and chaparral near the small ponds and creeks where they breed. During the day they hide under rocks, logs or leaf litter. They travel to ponds, streams and slow-moving water to breed, especially during the wet season.1
Duljina
od 13 cm do 20 cm (od 5,1 in do 7,9 in)1
Najveća brzina
oko 0,5 km/h (0,31 mph)
Na kopnu, gruba procjena
Što jede?
Its prey includes earthworms, snails, slugs, woodlice, bloodworms, mosquito larvae and crickets. Adults will also eat their own eggs and larvae, and in the Sierra Nevada they eat trout eggs.1
Stvarno!Fotografija: California newt
California newt. Fotografija: Ken-ichi Ueda. CC BY 4.0, iNaturalist.

Kako ga prepoznati

  • Warty, slate-grey skin on the back1
  • Bright orange-yellow skin on the underside1
  • Orange skin around the bottom of the eye (the rough-skinned newt has grey there)1
  • Eyes that stick out beyond the edge of the jaw when seen from above, giving the head a bullet-like shape1
  • Adults are about 13 to 20 cm long1

Često se miješa s: The rough-skinned newt looks very similar and is often hard to tell apart in the field. The California newt has orange skin around the bottom of the eye and eyes that stick out past the jaw, while the rough-skinned newt has grey skin there and eyes that do not stick out. The red-bellied newt has dark irises instead of yellow, more red underneath, and a dark band across the vent.1

Snaga otrova

Otrov u koži

Koža mu je otrovna. Opasno ga je dirati, lizati ili jesti.

Što radi njegov otrov ako ga dotakneš ili pojedeš?

This animal is poisonous, not venomous, so it does not bite or sting. Its skin glands release tetrodotoxin, a neurotoxin (a poison that attacks the nerves). It is hundreds of times more toxic than cyanide and is the same toxin found in pufferfish and harlequin frogs. It is strong enough to kill most vertebrates, including humans.1

Koliko je opasno za ljude?

Opasnost za ljude: Vrlo opasnoMože ubiti osobu koja ne dobije liječenje.

The toxin is strong enough to kill people. Because of their toxin, California newts have very few natural predators.1

Što radi kad se uplaši?

When threatened, it performs the unken reflex: it stretches out, arches its body, and lifts its head and tail into the air to show its bright belly. It can also produce a foamy substance when exposed to high temperatures.1

Ako ga je netko dotaknuo ili pojeo

  • Ako ga je netko dotaknuo: dobro operi ruke i ne diraj oči ni usta. Ako ga je dijete ili kućni ljubimac polizao ili pojeo: nazovi centar za otrovanja ili broj za hitne slučajeve.

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 ga dotakneš ili pojedeš: ne trljaj oči ni usta, operi ruke i potraži liječničku pomoć.

Ne želi ti ništa loše. Njegov otrov služi samo tome da ga nitko ne pojede. Više o sigurnosti

Koliko je veliko?

Koliko je dugo?

California newt dugo oko 20 cm (7,9 in)Banana oko 18 cm (7,1 in)Kućna mačka oko 50 cm (1,6 ft)
dugo kao 6 kockica za slaganje u nizu

Koliko je California newt 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

Because snakes evolved resistance, newts have evolved to make far more toxin than any other predator could need, an evolutionary arms race.1

2

The foam the newt produces forms a protective layer that helps it keep moisture and shields it from burns during wildfires.1

3

Researchers believe bacteria make the tetrodotoxin, and the newts acquire it by eating those bacteria.1

4

Garter snakes are the most common predator, and some have developed resistance to the newt's toxin.1

5

Adults usually return to the same pool where they hatched to breed.1

Razbijač mitova

Mit: Newts do not make any sounds.

Istina: California newts make clicks, squeaks and whistles. Clicks are the most common, squeaks are used in defence, and whistles seem to be linked to recognising sex and to social rank.1

Za stručnjake za otrove

Znanstveni naziv
Taricha torosa
Skupina
Otrovne žabe, krastače i vodenjaci
Obitelj
Salamandridae2
Redoslijed
Caudata
Kontinenti
Sjeverna Amerika
Mladunci
Females lay egg masses of between 7 and 30 eggs, attached to plant roots or rocks in small, slow-moving pools. The larvae hatch in early to midsummer, depending on water temperature.1
Kako mu ide u divljini
California Special Concern species (DFG-CSC)1
Opasnost za ljude
4 / 5: Vrlo opasno3

Odakle su činjenice

  1. California newt (Wikipedia (CC BY-SA 4.0))
  2. Taricha torosa (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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Više iz iste skupine: Otrovne žabe, krastače i vodenjaci

Živi i u: Sjeverna Amerika

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