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Setshwantsho sa khathune sa Ridge-nosed rattlesnake
No. 0530 ho 1 402

Ridge-nosed rattlesnake

Crotalus willardi
Ka lebitso: The scientific name willardi honours Frank Cottle Willard, a businessman from Tombstone, Arizona, who discovered the snake.1
E utlwisa bohloko feelaE a utlwisa bohloko, empa e ke ke ya o lematsa haholo.
Di-rattlesnake Ho lomaE ja: Nama
Kotsi ho batho: E bohlokoE ka utlwisa bohloko haholo, empa hoo e batlang e le kamehla ha e kotsi haholo.

The ridge-nosed rattlesnake is a small venomous snake with a raised ridge on the end of its nose. It lives in wooded mountains in the southwestern United States and Mexico, and it is the official state reptile of Arizona. Its bite is rarely a serious threat to people.1

E phela
Southwestern United States (Arizona, New Mexico) and northern Mexico, mainly in the sky island mountain region1
Amerika Leboya
Lapeng
This snake is rarely found outside high-elevation habitats, especially wooded mountain ranges in the southwest. Each subspecies lives in only a few mountain ranges, so meeting one is rare.1
Bolelele
30 cm ho isa ho 60 cm (1 ft ho isa ho 2 ft)1
Lebelo le phahameng
e ka bang 3,3 km/h (2,1 mph)
Naheng, kakanyo feela
E ja eng?
It is an ambush hunter that coils and waits for prey to come within striking range. It eats small mammals, birds, lizards and large centipedes. Young snakes mostly eat centipedes and lizards, while adults mostly eat mammals and birds.1
Ka nnete!Foto ya Ridge-nosed rattlesnake
Ridge-nosed rattlesnake. Foto: [Photo by Robert Bryson] Lemos-Espinal JA, Smith GR, Woolrich-Piña GA, Cruz A (2017) Amphibians and reptiles of the state of Chihuahua, Mexico, with comparisons. CC BY 4.0, Wikimedia Commons.

Ho e tseba jwang

  • A small rattlesnake, usually 30 to 60 cm long1
  • A dark brown base colour with pale or white horizontal stripes1
  • A clear ridge on the snout, formed by upturned scales on the tip of the nose1

Matla a chefo

Ho loma

Chefo e tswa ka meno a yona a chefo (fangs) kapa ka meno a mang ha e loma.

Chefo ya yona (eo e e kenyang ka ho loma kapa ho hlaba) e etsang?

Its venom is largely hemotoxic, meaning it damages blood and the tissue around the bite. Because the snake is small, it injects only small amounts of venom, so its bite is not as life-threatening as that of larger rattlesnakes. A bite can still cause pain and discomfort.1

E kotsi hakae ho batho?

Kotsi ho batho: E bohlokoE ka utlwisa bohloko haholo, empa hoo e batlang e le kamehla ha e kotsi haholo.

No deaths have been documented from ridge-nosed rattlesnakes. A bite is rare, but it can still cause pain and discomfort.1

Haeba e loma

  • Boloka motho a sa sisinyehe ebile a kgutsitse, boloka setho se lomilweng se lekana le bophahamo ba pelo, tlosa mesale le dintho tse tiileng, mme o mo ise sepetlele kapele.

Kamehla letsetsa nomoro ya tshohanyetso pele (112, 000, 911). Ena ke tataiso e akaretsang ya thuso ya pele, hase keletso ya bongaka. Metheo ya thuso ya pele

Dula o bolokehile

  • O se ke wa ama, wa tshwara kapa wa tena phoofolo ya naheng, leha e le e nyenyane, le leha e shebahala e robetse kapa e shwele.
  • E fe sebaka. Ha o kopana le yona, dula o kgutsitse, kgutlela morao butle mme o e tlohele e tsamaye ka tsela ya yona.
  • Haeba e nngwe e o loma: dula o kgutsitse, o se ke wa sisinyeha, letsetsa nomoro ya tshohanyetso (112, 000, 911) kapa o ye sepetlele kapele. Hopola hore e ne e shebahala jwang, foto e a thusa.

Ha e o batle. E sebedisa chefo ya yona ho tshwara dijo kapa ho itshireletsa, mme e kgetha ho ipata. Ho eketsehileng ka ho dula o bolokehile

E kgolo hakae?

E telele hakae?

Ridge-nosed rattlesnake bolelele ba e ka bang 60 cm (2 ft)Katse ya lapeng e ka bang 50 cm (1,6 ft)Ntja e ka bang 1 m (3,3 ft)
e telele jwaloka dibanana tse 3 tse latellanange ka matha metara e 100 ka metsotswana e 110 (motho ya potlakang ka ho fetisisa o hloka 9,6)

Ridge-nosed rattlesnake e kgolo hakae ha e bapiswa le WENA?

Ke dipalo feela ka hara sebatli sa hao. Ha ho letho le bolokwang kapa le romelwang kae kapa kae.

E potlaka hakae?

ho molemo ho tseba

Dintlha

1

It is the official state reptile of Arizona.1

2

The snake's ridge is made by upturned scales on the tip of its nose, which makes it easy to recognise.1

3

Although it is a rattlesnake, it gives birth to live young. The babies develop inside eggs that stay within the mother until they are born.1

Ho senya ditshomo

Tshomo: Every rattlesnake bite is equally deadly.

Nnete: This species has very low venom yields, so its bite is not as life-threatening as those of larger rattlesnakes, and no deaths have been documented.1

Bakeng sa ditsebi tsa chefo

Lebitso la saense
Crotalus willardi
Sehlopha
Di-rattlesnake
Lelapa
Viperidae2
Tatelano
Squamata
Dikontinente
Amerika Leboya
Masea
It gives birth to live young rather than laying eggs. Females produce 2 to 9 young, averaging five, in late July or August, after a gestation of about four to five months.1
Boemo ba yona naheng
Least Concern (IUCN). The New Mexico ridge-nosed rattlesnake subspecies (C. w. obscurus) is endangered.1
Kotsi ho batho
2 / 5: E bohloko3

Moo dintlha di tswang teng

  1. Crotalus willardi (Wikipedia (CC BY-SA 4.0))
  2. Crotalus willardi (iNaturalist): mabitso le tlhophiso.
  3. Venom Wiki: boemo ba kotsi, boholo bo tlwaelehileng le kakanyo ya lebelo ke tsa rona. Bona kamoo re di balang ka teng: Kamoo re lekanyang kotsi ka teng.

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Tse ding tsa sehlopha se le seng: Di-rattlesnake

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