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Setshwantsho sa khathune sa Mexican pygmy rattlesnake
Nom. 0542 ya 1 402

Mexican pygmy rattlesnake

Crotalus ravus
E utlwisa botlhoko felaE a utlwisa botlhoko, mme ga e kitla e go gobatsa thata.
Dinoga tsa rathele Go loma
Kotsi go batho: E botlhokoE ka utlwisa botlhoko tota, mme go seoka thata gore e nne masisi.

The Mexican pygmy rattlesnake is a small, venomous pit viper. It lives in the mountains of central and southern Mexico, and nowhere else in the world. Its venom and its rattle make it a useful animal to learn to recognise.1

E tshela kwa
Mexico only, in the central and southern mountains, west of the Isthmus of Tehuantepec1
Amerika Bokone
Gae
It lives in the temperate highlands of the Mexican Plateau, at moderate to high elevations. It is found from about 1,490 metres to a little over 3,000 metres above sea level. Its range includes the highlands of Mexico, Morelos, Tlaxcala, Puebla, Veracruz, Oaxaca and the Sierra Madre del Sur in Guerrero.1
Boleele
40 cm go ya go 70 cm (1,3 ft go ya go 2,3 ft)1
Lebelo le le kwa godimo
e ka nna 3,3 km/h (2,1 mph)
Mo lefatsheng, kakanyo fela
Ka nnete!Setshwantsho sa Mexican pygmy rattlesnake
Mexican pygmy rattlesnake. Setshwantsho: Martín Sánchez Vilchis. CC BY-SA 4.0, Wikimedia Commons.

Tsela ya go e lemoga

  • Moderately stout in build1
  • Large parietal scales on top of the head, which vary a lot in shape1
  • Usually 21 scales around the middle of the body (in the nominate subspecies, C. r. ravus)1
  • Usually 2 to 4 bands on the tail (in the nominate subspecies, C. r. ravus)1
  • A relatively large rattle (in the nominate subspecies, C. r. ravus)1

Gantsi e tlhakanngwa le: It is closely related to Crotalus triseriatus, Crotalus pusillus, Crotalus aquilus and Crotalus lepidus, which form a species complex with it.1

Maatla a botlhole

Go loma

Botlhole bo tswa ka meno a yone fa e loma.

E kotsi go le kae go batho?

Kotsi go batho: E botlhokoE ka utlwisa botlhoko tota, mme go seoka thata gore e nne masisi.

Fa e loma

  • Dira gore motho a nne a sa tshikinyege a ritibetse, tshegetsa setho se se lomilweng mo boemong jwa pelo, tlosa direng le dilo tse di tiileng, mme o mo ise bookelong ka bonako.

Ka gale leletsa nomoro ya gago ya tshoganyetso pele (112, 000, 911). Se ke kaelo e e akaretsang ya thuso ya ntlha, ga se kgakololo ya bongaka. Motheo wa thuso ya ntlha

Nna o babalesegile

  • O se ka wa ama, wa tshwara kgotsa wa tshwenya phologolo ya naga, le fa e le e nnye, le fa e lebega e robetse kgotsa e sule.
  • E fe sebaka. Fa o kopana le yone, ritibala, boela morago ka bonya mme o e tlogele e tsamaye ka tsela ya yone.
  • Fa e nngwe e go loma: ritibala, o se ka wa tshikinyega, leletsa nomoro ya gago ya tshoganyetso (112, 000, 911) kgotsa o ye bookelong ka bonako. Gopola gore e ne e lebega jang, setshwantsho se a thusa.

Ga e go batle. E dirisa botlhole jwa yone go tshwara dijo kgotsa go itshireletsa, mme e rata go iphitlha go feta. Go le gontsi ka go nna o babalesegile

Kae mo lefatsheng?

AforikaAsiaYuropaAmerika BokoneAmerika BorwaAustralia le Oceania

E kgolo go le kae?

E telele go le kae?

Mexican pygmy rattlesnake e ka nna 70 cm ka boleele (2,3 ft)Katse ya ntlo e ka nna 50 cm (1,6 ft)Ntša e ka nna 1 m (3,3 ft)
boleele jo bo lekanang le dipanana di le 4 di latelanae ka taboga dimetara di le 100 ka metsotswana e le 110 (motho yo o bonako go gaisa o tlhoka 9,6)

Mexican pygmy rattlesnake e kgolo go le kae fa e bapisiwa le WENA?

Ke dipalo fela mo sefetleng sa gago (browser). Ga go sepe se se bolokwang kgotsa se se romelwang gope.

E bonako go le kae?

go botlhokwa go itse

Dintlha

1

It has three recognised subspecies, and genetic studies show strong differences between them that match geographic barriers.1

2

A genetic study using nuclear markers places it at the base of its species complex, meaning it is the earliest branch among its close relatives.1

Ya baitseanape ba botlhole

Leina la saense
Crotalus ravus
Setlhopha
Dinoga tsa rathele
Lelapa
Viperidae2
Lekoko
Squamata
Dikontinente
Amerika Bokone
Seemo sa yone kwa nageng
Least Concern (IUCN); listed as threatened by the Mexican government in 20101
Kotsi go batho
2 / 5: E botlhoko3

Kwa dintlha di tswang teng

  1. Crotalus ravus (Wikipedia (CC BY-SA 4.0))
  2. Crotalus ravus (iNaturalist): maina le thulaganyo ya mefuta.
  3. Venom Wiki: seelo sa kotsi, bogolo jo bo tlwaelegileng le kakanyo ya lebelo ke tsa rona. Bona kafa re di balang ka teng: Kafa re lekanyang kotsi ka teng.

Ntlha nngwe le nngwe mo tsebeng e e na le nomoro e e supang motswedi wa yone. Fa re dirile phoso, maitshwarelo, re barati ba diphologolo, e seng kgatiso ya saense. Re bolelele kwa [email protected] mme re tla e baakanya.

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E tshela gape kwa: Amerika Bokone

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Fepa phephengnkgwana ya dimpho, e e dira mahala