Aliwiro ndani: nkhono kapena kamba?
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Aliwiro ndani: nkhono kapena kamba?

Aliwiro ndani: nkhono kapena kamba?

Mwachizoloŵezi, akamba amaonedwa kuti ndi zolengedwa zomasuka kwambiri padziko lapansi, ngakhale dzina lawo lomwe lakhala liwu lapakhomo ndipo limagwiritsidwa ntchito kufotokoza kuchedwa. Ali ndi mpikisano mmodzi yekha wotchuka yemwe amakonda kuyenda momasuka - nkhono. Koma ngati mutadzifunsa kuti ndi ndani mwa iwo amene ali mofulumira, mungapeze mfundo zachilendo.

Kodi akamba amayenda mofulumira bwanji?

Kuti mudziwe kuti ndi zinyama ziti zomwe zimayenda pang'onopang'ono, m'pofunika kuwerengera ndi kuyerekezera liwiro lapakati pa aliyense wa iwo. Ndipo mu phunziro ili, akamba amatha kudabwa kwambiri - samayenda pang'onopang'ono monga momwe amawonekera, ndipo pansi pazifukwa zina amatha ngakhale kumupeza munthu. Kuthamanga kwa zokwawa izi kumatha kusiyanasiyana kutengera mitundu, kulemera kapena zaka, koma pafupifupi 15 km / h kwa anthu akumtunda.

Aliwiro ndani: nkhono kapena kamba?

Chifukwa chowonekera pang'onopang'ono cha zokwawa izi ndi chipolopolo cholemera - kudzikoka pawekha kumafuna mphamvu zambiri, choncho nthawi zambiri amakonda kuyenda momasuka. Ndikosavuta kusuntha m'madzi, kotero zokwawa zam'madzi zimasambira mwachangu - kuchuluka kwawo ndi 25 km / h. Woimira wothamanga kwambiri ndi kamba wa m'nyanja ya leatherback, yomwe imatha kusambira 35 km mu ola limodzi.

Chochititsa chidwi: Mutu wa imodzi mwa nyama zochedwa kwambiri padziko lonse lapansi umapezedwa moyenerera ndi kamba wa njovu, yemwe amafika kukula kwakukulu. Thupi lalikulu lolemera ndi lovuta kusuntha ndi kutembenuka, kotero mu ola limodzi nyamayi imagonjetsa makilomita osapitirira anayi.

Kodi nkhono zimakwawa mwachangu bwanji

Nkhono wamba ya m'munda imakwawa masentimita 1-1,3 pa sekondi imodzi, motero imatha kubisala 80 cm pa mphindi ndi 47 m pa ola. Koma mtundu uwu ndi umodzi mwa agile kwambiri pakati pa achibale ake - pafupifupi liwiro ambiri mwa mollusks ndi 1,5 mm / s okha, amene ndi 6 cm / mphindi kapena 3,6 m / h. N’chifukwa chiyani nkhono zimayenda pang’onopang’ono chonchi? Kupita patsogolo kumachitika chifukwa cha kugunda kwa minofu ya thupi lake - amapindika ndikuwongola pamwamba pa "mwendo" wake monga kuyenda kwa mbozi.

Aliwiro ndani: nkhono kapena kamba?

Ntchentche zobisika, zomwe zimapaka mafuta pamwamba pomwe nkhono zimakokera thupi kutsogolo, zimathandizira kutsogola pang'ono, komanso zimachepetsa kukangana. Koma mosasamala kanthu za misampha yonse, liŵiro la nyama zimenezi likadali lotsika kwambiri padziko lonse lapansi. Choncho, funso la yemwe amayenda pang'onopang'ono: kamba kapena nkhono akhoza kuyankhidwa mosakayikira - mollusk ndi yotsika kwambiri kwa mpikisano wake.

Kanema wa mpikisano wothamanga pakati pa nkhono ndi kamba

Wochedwa ndani: kamba kapena nkhono?

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Siyani Mumakonda