InotungamirwaSecondary dzidzo uye zvikoro

Simba mammalian bhuku iri ... Nderipi tsime simba nokuda achangoberekwa mhuka?

Kirasi mhuka vagara aitungamirira chinzvimbo pakati pemhuka dzose. wevamiriri vayo vane zvemberi zviri sechivako zvose nenhengo dzawo, kusanganisira mumatumbu. Kudya kubva pakuberekwa kunokosha wavo kuvapo uye kuwanda.

Ndivanaani mhuka?

Kirasi mhuka dzinobatanidza nhengo dzose norudzi Chord, izvo zvokudya majaya avo mukaka. Uye hazvina basa, achava mumiririri duku munda mbeva kana hofori African nzou. Pakusununguka, mammalian tsime simba inongova mukaka.

Kudya kubva maminitsi rokutanga pashure pokuberekwa kunoitika kwemhuka idzi vachishandisa unyanzvi zamu. Maererano dzakavapo vari dzakachinjwa ziya.

Mumamiriro mhuka dzakadai platypus uye echidna, vari kwazvo havaratidzi yakatanga uye akazaruka kunze chaizvo pores. mhuka idzi dzine zvakawanda zvakafanana namadzibaba avo - shiri. Chekutanga zvose zviri pamberi cloaca - a kushandiswa buri umo secrete zvigadzirwa zvavo pabonde, zvomudumbu uye excretory nehurongwa. In marsupials Vamiririri - kangaruru, koala, wombat - ducts nomukaka wakashama paganda matanga. Yakanga iri mwana wake anopedza nguva yokutanga pashure pokuberekwa, licking inokosha chigadzirwa zvakananga ganda. Nokuti placenta kwemhuka idzi havaratidzi yakatanga, ivo vanozvarwa diki, unviable, mapofu, kupfeka, uye havasi vanokwanisa chinozvimirira.

Zvakasiyana vakaberekwa dzakakwirira mhuka. Ivo dzinokudziridzwa kwazvo, vakawanda vanokwanisa pakarepo pashure akabereka kufamba vakazvimiririra.

Izvi zvakasiyana heterotrophs

mammalian simba bhuku iri dungwerungwe makagadzirira akagadzirwa Organic zvinhu, kureva mapuroteni, lipids uye makabhohaidhiretsi. Saka ivo, kufanana nhengo dzose mhuka umambo vari heterotrophic. In izvi zvinosiyana akanyatsosiyana miti vakakwanisa kutendeutsa ultraviolet nemwaranzi kupinda makabhohaidhiretsi. Asi zvinokosha uye heterotrophs.

Masayendisiti refu inoitwa dzakatevedzana kuedza, sarudza sei uchifanira chezuva mhuka. Ndiye mureza mavambo molting, kuhwanda, pamwaka vaitamira, paumbwe bonde mahormone. By kuwedzera Kureba kwacho uye kwaita kuti iwane mhuka mwana anotanga kwaedza.

zvikara

Mammalian tsime simba chinhu akagadzirira kudya. Asi anopinda muviri nenzira dzakasiyana. Saka, zvikara wokubata uye akabayira akuvara yake oga.

Nokuti unih ichi vane uwandu STRUCTURAL zvinhu: simba tsandanyama, unopinza nenzara uye meno simba. Maererano nerimwe yeko zino neimwe kurutivi shaya vari dzikwanise anonzi dzinodya dzimwe dzinosiya zino. Uyu dzakachinjwa nezino mudzi, izvo imhaka huru kukura uye unopinza pamupendero kunyange kukwanisa kuputsa kuvimbika mapfupa wemunhu. Animal zvokudya akapfuma mapurotini uye mafuta. Naizvozvo, simba zvinoberekwa norukosoro kwayo, zvakakwana kwenguva refu.

Nzira okuwana zvokudya muboka iri mhuka zvinosiyana zvikuru. Vamwe Kutandaniswa wacho kusvikira masimba aro ose achava pamusoro kutapudzika. Other Kurwisa zvakatapwa pakarepo. Uyewo kubudirira.

zvikara siyana uye nenzira kuvapo. Somuenzaniso, shumba uye mapere vanosarudza kurarama uye kuvhima mapute. Mabheya kuda ushoma.

herbivorous

Asi simba ndiko mammalian uye vakagadzirira zvokudya, izvo zvinogona kuwanikwa uye kwete sezvinoita nzira "ropa". nhengo vazhinji mhuka vanosarudza mishonga zvigadzirwa. It akapfuma zvinokosha faibha - dzinongoitika carbohydrate. Somuenzaniso, nemakonzo angova mbeu chitoro zvirimwa. A ruminants regurgitate zvishoma rikamunya muchindwi uswa uye ipapo metabolize nefuma. Dambudziko iri chete. Ichi yakaderera mafuta chikafu. Herbivores vanofanira kuchidya zvikuru uye nguva dzose dzichitsvaka zvokudya. Mune ezvinhu okunze wayo pamberi inobvawo pamusoro mwaka. Uye zvikara vanoramba vachiedza kubata varombo herbivores. Asi kuvadzivirira sezvo pane vakawanda zvinhu. Kutanga, chinhu mahwanda simba nenyanga. Asi zvikuru mhuka dzose dzakadaro anobatsira anokurumidza tsoka. Naizvozvo, vanosarudza kupinda muhondo dzisakarurama nemuvengi, nekukurumidza kutiza.

makwikwi

Zvinozivikanwa kuti kwezvakatipoteredza zvinhu havabvumirwi zvakakwana. Saka, imwe mhuka kurwa zvokudya, ndima dzinogarisana, Kuwanikwa dzinochengeterwa uye pabonde. Somugumisiro, pane makwikwi pakati vanhu chete kana siyana kwemarudzi. Sezvingatarisirwa, mune hondo iyi, akasimba Unobata. Somugumisiro, dzinongoitika selection, inova imwe motokari mauto shanduka chinja. With dzidziso iyi, vakawanda nharo. Asi tsvakurudzo masayendisiti dzakaratidza kuti mhuka kurarama mukati munharaunda iyoyo, nokufamba kwenguva akava Misiyano iri ruvara, nemamiriro kwemeno uye vazhinji zvomukati.

Nutrition: mapuroteni, mafuta, makabhohaidhiretsi

Organic zvinhu anwa pamwe mhuka zvokudya, pane vanosangana nokuchinja wandei. Mafuta ive simba rine ndivo mukuru-mafuta zvinhu. Mudumbu, vari akoromoka kupinda glycerol uye mafuta acids. Izvi anosunungura kaviri simba pane apo yakafanana kutendeutsa dzimwe Organic zvinhu.

An chinokosha chezvinonhuwira zvokudya mhuka dziri squirrels. Sepokutangira chero mhuka, vachiita basa rokuvaka, simba, chitoro uye unodzivirira ushande. The constituent zvikamu mapuroteni vari amino acids. Masayendisiti vakaratidza kuti vamwe vavo zvinokosha. Izvi zvinoreva kuti zvinhu izvi hazvigoni synthesized mumuviri, asi chete kuzviita pamwe mhuka zvokudya.

Makabhohaidhiretsi vava kutanga kuputsa mumuromo achibatsirwa makemikari zviri mate mumasero. -siyana shuga zvakakodzera kuti muviri yacho muviri.

Drink, vana, mukaka!

The Zvinoumba mukaka akasiyana mhando mhuka zvinosiyana-siyana zvakakwana guru. Asi avo wechidiki nokukurumidza pashure pokuberekwa kaviri yayo uremu, udye zvokudya, kunyanya akapfuma mapuroteni. Kwakadaro mukaka zvibereko tsuro, nondo, nguruve, nyati uye makwai. Zvakafanira kuti kukura uye kukura zviduku carbohydrate lactose Muviri oga mbudzi uye mhou. Zvikuru mukaka uye zvicherwa. Izvi chaiyo tsime potassium, calcium, phosphorous, simbi. Uye vhitamini coctail. Riboflavin, ascorbic acid, retinol, thiamine - kuti haasi mazita rakakwana zvinhu. Naizvozvo, mukaka kare zvakurukurwa kwete rinonaka chete, asiwo unobatsira chigadzirwa, sezvo zvakafanira kuti kukura muviri mumwe mwana muduku.

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