Ratites: Vamiririri, anatomi uye upenyu

Munhu wose anenge refu anozivikanwa kuti shiri dzinokwanisa kubhururuka. mamirire Izvi chinosiyanisa kubva dzimwe mhuka. Asi pano vamwe vavo handizivi sei kubhururuka - nayo ratites. Chimiro chavo rakasiyana nevamwe mhuka mukirasi iyi. Ndezvipi zviri maitiro zvaiva ratites, vamiririri zvacho kwakapararira panyika? Ngatitaurei kupindura mibvunzo iyi pamwe chete.

Subclass ratites

Mumwe zviri shiri, riri basa kugona kwavo nendege, ndiyo pamberi keel. It is outgrowth ane sandara sternum, kuti izvo zvakabatanidzwa tsandanyama, zvichiguma kufamba wamapapiro. Ratites, ndandanda riri guru zvakakwana, vasina chikamu ichi marangwanda. Nokudaro, havagoni kubhururuka.

Ratites chete zvinokambaira panyika, achimhanya kana kutsanya kufamba. Saka vose vane makumbo ane simba uye refu. Ratites vane underdeveloped mapapiro. The chete Kusara ndiyo kiivi, izvo vasiri aripo. nzvimbo dzavo dzinonzwa nzvimbo kana vashoma miti yakasvibira nemiti. Vose - dzayo shiri. Naizvozvo, nhiyo dzavo vanozvarwa vaine asvinudzwa meso avo uye yakafukidzwa fuzz. Pashure pfupi nguva yakawanda pashure pokuberekwa, anosiya unodziya dendere uye dzidza kuwana chikafu, uye tirarame tisingatungamirirwi.

Uye ngatiendei Kunyatsoziva kusiyana kwemarudzi ose ratites, izvo ikashandiswa mapoka mana.

ratite

Nokuti ratites rinoreva ndiyo huru kupfuura huripo veboka iri. Zvinogona vanoyera kusvika makirogiramu 90 uye kukwirira -. 270 masendimita Ichi mumwe kunze African hunyoro. Ane mumwe rekodhi kuchiitwa - kusvika aimhanya panguva kumhanyira kusvika 70 km / h. The African mhou ane mutsipa refu, flattened musoro uye vaviri chete nezvigunwe parutsoka rumwe norumwe. Izvi zvinobatsira kuti akurumidze run.

Rimwe mumiririri boka iri ratites Rhea, anogara yakakura South America. Zvinoitawo anodya chirimwa zvokudya uye mhuka duku nyika, kukura panguva anovhima pavo yakawanda nokukurumidza.

Nanduobraznye

Ratites, vane vamiririri regai kubhururuka, vane zvimwe enderana STRUCTURAL zvinhu. Nokuti Rhea ndiyo kuvapo zvigunwe zvitatu netsoka neimwe uye anenge imperceptible mapapiro. Zvisinei, shiri panguva kutsanya achimhanya otora mumwe wavo, sezvinoita chikepe, uchishandisa sechinhu aidzidzisa achityaira. Mukuwedzera, pamapapiro shiri idzi dzakaoma uye unopinza outgrowths - nenzara. Rhea Kushandiswa zvavo panguva kuberekesana mwaka kutyisidzira vorongerwa. Yehuku kumhanya tichitsanya chaizvo, unogona kunyange kusvetukira pamusoro mugomba mamita mashomanana refu. In tichienzanisa emhou Rhea duku zvikuru. kukwirira yavo inosvika rimwe nehafu mamita. Live shiri zvipfuyo duku, kudzinganisana chirimwa chikafu.

casuariiformes

In Nokuwanda kwakaita Australia uye New Zealand anogona kuwanikwa cassowaries. Kana isu kushandura zita iri kubva kare mutauro Papuan, zvinoreva "nyanga musoro." Zvechokwadi, mupfungwa dzavo ndiwo mhando ngowani. Inoitwa connective zvinyama chirambe chakapfava, zvikamu hwamanda fuma. Masayendisiti zvinoratidza kuti mudziyo uyu shiri anoshandisa kusunda mapazi mumakwenzi, tava kuchakwaira nomumvura inosvika mumatenhere masango anogara achinaya mvura. Neck cassowaries isina minhenga, kupendwa mavara akajeka zvikuru - kubva yebhuruu neorenji. Zvinoshamisa ndechokuti nehadzi kuisa mazai, kusiya dendere rayo. A jongwe racho rinorarira navo. Sami mazai cassowaries zvinoshamisa zvine mavara, kubva omuorivhi anenge rutema.

Kiviobraznye

Ratites, pakarongwa yatiri mberi, kungava kwazvo mupfupi. Somuenzaniso, vagari New Zealand kiivi anoyera zvishoma kupfuura vatatu makirogiramu ane kukwirira 55 cm. Mapapiro vane anenge hapana ari makumbo riri paminwe mina. Zvinokonzerwa kiwi duku mhuka invertebrate, zvinowanika muvhu achishandisa mutete uye refu muromo. Shiri idzi kugara achitsva mumasango, achihwanda pazvikara ngozi gobvu uswa miti yakasvibira nemiti.

zvichireva ratites

Zvikuru kukosha pakati ratites vari chemhou. Saka, African mhou kare Vakaronda nokuda minhenga mukono machikichori Mishonga nyama yakanaka. hove zvisiri pamutemo kwakadaro kwakatungamirira kuti zvinokosha zvinoderedza kwenhamba shiri idzi. Pari, munyika dzakawanda mhou dziri akaberekwa musi chaiwo mumapurazi. Pano, kuti ratites anoshandiswa kubudisa nemamwe zvigadzirwa akawanda. Chokutanga, nyama, iyo kunozivikanwa nezvezvokudya munyika yose kupfuura anobatsira nokuti ayo pasi zviri remafuta akawandisa uye mafuta. The inotevera chigadzirwa ane ganda anokosha. Nechepakati vavashandire vari bvumidzwa matehwe, iyo kunoongwa pamisika kupfuura garwe uye nyoka. Ostrich minhenga ndatanga kushandisa vanhu muzana remakore rechi18 kuti vashongedze heti, kugadzira mafeni pamusoro inosiyana, kuchenesa siyana nezvidimbu michina. Unique uye mhou mazai. Ndivo kupfuura shiri dzose. Zvimwe zviitiko kunyange kusvika peya makirogiramu apo pakukora ari goko kusvika hafu sendimita. Uye nemhaka guru kukura shiri iri US uye Africa kunyange kuronga nemhou marudzi, mahanisi navo zvechokwadi zvikwata.

Cassowary uye emu tiri zvikuru zvoupfumi kukosha munharaunda North neSouth America, uye Australia. Pano vari akaberekwa nokuda nyama kwavo, ganda uye mafuta, iyo inoshandiswa zvaAtemisi zvizoro, zvoutachiona yokuvirisa uye zvinodhaka.

Ratites vari dzisisakwanisi kubhururuka. zvinowanzoitika vamiririri vavo nemhou, kiivi, emu uye cassowary. Shiri idzi dzakanga kubatanidzwa kuvapo wokugaya mapapiro kana saibva, hapana keel uye kukwanisa kumhanya kutsanya.