Takawana 17 zvinonakidza chokwadi nezve boa constrictor
Boa
Ndiyo nhengo inonyanya kuzivikanwa yevaconstrictor, nyoka dzisina uturu dzinoita kuti vanhu vadzo vagone kubatwa nekumanikidza muviri wavo. Kunyange zvazvo dzichiratidzika kuva dzine ngozi, hadzisi tyisidziro huru kuvanhu. Kukuvara kwazvinowanzoitika kuvanhu kurumwa, kunorwadza asi kusingaurayisi.
Chitarisiko chavo chinonakidza chinoita kuti vafarirwe pakati pevaridzi. Makumi emakore apfuura, boas mazhinji akabatwa kubva kusango, asi rombo rakanaka, mabhoo anowanikwa mune zvekutengesa iye zvino anowanzo kubva kumapurazi.
1
Boa constrictor inhengo yemhuri ye constrictor. Kune sere subspecies ye boa constrictor.
Constrictor imhuri ine 49 mhando dzakakamurwa kuita gumi nemaviri genera. Vagadziri vekutanga vakaonekwa paPasi pakupera kweCretaceous period, makore angangoita mamirioni 12 apfuura.
2
Vanogara kuSouth America uye pazvitsuwa zviri kumahombekombe ekondinendi iyi.
Inowanikwa muArgentina, Brazil, Bolivia, Ecuador, Colombia, Guyana, French Guiana, Peru, Trinidad neTobago, Uruguay neVenezuela. Boa constrictors vanogarawo kumaodzanyemba kweFlorida, asi nyoka idzi dzakaunzwa pano nevanhu.
3
Anowanikwa munzvimbo dzakasiyana siyana, kubva kumasango anogara achipisa kusvika kumarenje.
Nekudaro, ivo vanonyatsosarudza nzvimbo dzine masango ane chikafu chakapfuma, akazara pekugara, uye ane hunyoro uye anodziya. Boas dzinogara mumakomba ari pakati nepakati, ayo anodzidzivirira pazvikara.
4
Vane husiku.
Zvisinei, vanogonawo kuwanikwa mukati mezuva, vavete muzuva, vachiunganidza simba. Kana kwasviba, dzinoenda kunotsvaka zvokudya, kwadzinowana pokugara, dzovandira kuti dzisvike mhuka uye dzinongoerekana dzarwisa.
5
Dzinongogara dziri dzoga uye dzinowanzoungana mumapoka panguva yekusangana.
Vanopedza yakawanda yenguva yavo pasi, kunyange vachigona kukwira uye dzimwe nguva vanogona kuwanikwa mumiti.
6
Idzi ndidzo zvikara zvinonyanya kuvhima kubva pakahwanda. Kana pasina zvakawanda zvinogona kubatwa munzvimbo yavo, vanomanikidzwa kuvhima nesimba.
Kudya kwavo kunosanganisira shiri nemhuka diki kusvika pakati nepakati. Kunyange zvazvo mhuka dzadzo dzichiwanzova mhuka dzakakura semakonzo, dzinokwanisa kuvhima mhuka dzakareba kusvika masendimita 50. Nekuda kwehukuru hwadzo, pwere dzinowanzodya mhuka dzemufibhi, madzvinyu, mbeva, shiri diki nemaremwaremwa.
7
Boa constrictor inotanga yarwisa nyajambwa wayo, ichinyura mazino ayo mairi, yobva yatanga kuimonerera muviri wayo.
Boa constrictor painofa chete ndipo panotanga kudya, ichipedza mhuka yacho yose. Kusiyana nezvingataurwa nezita remhuka idzi, vanhu vanenge vawirwa nenjodzi vanowanzofa semugumisiro wekuvharirwa kweropa kunhengo dzakakosha dzemuviri, dzakadai sehuropi nemoyo, kwete nekuda kwekushaya mweya.
8
Vashahwi vakanaka kwazvo.
Vanogona kuwanikwa kazhinji pedyo nenzizi nehova.
9
Ruvara rwemuviri wavo unobatsira zvikuru mukuvhima uye kazhinji unofanana nekwavanogara.
Rudzi rwavo rweganda rine mavara ebrown uye grey-cream. Iwo makwapa eruvara rwebrown haanyanyi kutaurwa akatenderedza musoro uye anowedzera kusimba paanoswedera kumuswe.
10
Boas inokura kusvika mamita matatu pakureba, nevakadzi vakakura kudarika varume.
Avhareji saizi yevakadzi kubva 2,1 kusvika 3, varume kubva 1,8 kusvika 2,4 m. Huremu hwevakadzi hunobva pa10 kusvika 15 kg. Vamiririri vakuru ve boas vanorema kupfuura 45 kilograms.
11
Boas vane mapapu maviri, ayo chete anoshandiswa.
Bapu rekuruboshwe idiki muhukuru uye harishandiswe kufema, iro rinoitwa chete nemapapu ekurudyi. Ichi chinhu chisina kujairika pakati penyoka, sezvo nyoka zhinji dzakarasikirwa zvachose nemapapu ekuruboshwe.
12
Nguva yekusangana inotangira muna Kubvumbi kusvika Nyamavhuvhu. Munguva iyi, murume mumwe chete anoita zvepabonde nevakadzi vakawanda.
Mukadzi ndiye anosarudza mudiwa wake, kutanga amunyengerera nemapheromones, ozorwa nekuongorora kugona kwake kubereka. Kusvirana kunogona kubva pamaminetsi mashoma kusvika kumaawa akati wandei, uye mbeu inoiswa nemurume inogona kuramba iri mumuviri wemukadzi kwerinosvika gore.
13
Boas vane ovoviviparous. Gestation inotora mazuva ari pakati pe100 ne120, uye saizi yemarara inosiyana zvakanyanya.
Vechidiki vanogona kubva pa10 kusvika pa65 (avhareji ye25), mamwe acho ari mazai asina kuchecheudzwa kana asina kubereka. Kureba kwevadiki boas pakuberekwa kunobva pa 38 kusvika ku 51 cm. Ruzhinji rwenyoka idzi dzinoberekana pabonde, kunyange zvazvo kubereka kwehermaphrodite kwakaonekwawo.
14
Vanosvika pakukura kwepabonde pazera remakore 3-4, apo kureba kwavo kunodarika 180 cm.
Kusvika pakuyaruka hakuregi kukura. Boas inokura muupenyu hwavo hwose, kunyange zvazvo zvishoma nezvishoma kupfuura panguva yokuyaruka.
15
Pakati pemaboa kunewo marudzi emaalbino.
Izvo hazvina kujairika mumasikirwo, asi anozivikanwa zvikuru pakati pevapfuri, vanovayambuka nevamwe vanhu kuti vabudise mavara matsva.
16
Kunyange zvazvo vari zvikara zvinobudirira zvikuru, vanewo vavengi vakawanda.
Kazhinji, boa constrictors vanova vanyajambwa vemakondo, hawks, alligators, caimans uye vanhu.
17
Boa constrictor haisi mungozi yekutsakatika.
Huwandu hwayo hwakadzikira chete kune dzimwe nzvimbo uko dzinobatirwa kutengeserana kana kugarirwa nezvikara. MuFlorida inoonekwa semhando inoparadza.
Chokwadi chinofadzaZvinofadza chokwadi nezve flamingos
ZvadaroChokwadi chinofadzaZvinofadza chokwadi nezve amphibians
