Inotungamirwa, Sainzi
Mwoyo zvingani octopus? Sechivako imwe octopus. mufananidzo
Unoziva zvakawanda pamusoro octopus? Mukuwedzera, vane makumbo masere? Somuenzaniso, unoziva here kuti vangani mwoyo octopus? Hongu, mubvunzo wacho akabvunza Zvemazvirokwazvo ichokwadi. Uyewo, octopus haasi mwoyo mumwe asi vashoma! Kana chii zvisikwa izvi?
Ngatimbotaurei zvazviri. Uye kwete mumwoyo zvizhinji sei octopus, asi kazhinji, zviri mhuka dzakadaro, apo rinogona kuwanikwa.
rakakura clam
Octopus (Mufananidzo pazasi) rinoreva cephalopods. zvisikwa izvi vanogara mugungwa nzvimbo yacho yose, kubva kweArctic kusvika Antarctic uye okugadziridza. Vachiri octopus havagoni kushivirira mvura yakachena, kuti salinity Vapei hapana asingasviki 30 muzana.
miganhu dzavo uyewo zvakasiyana chaizvo kubva shoma masendimita kuti 6.7 metres. Asi zvose zvakafanana "avhareji kukura" kwavari - ndiyo 1.5-2 mamita. The guru octopus mhenyu panguva mhenderekedzo Colombia: Vamwe vanoyera 15-20 makirogiramu, uye tentacles urefu wavo zvichisiyana 2 kusvika 2.5 metres, uye dzimwe nguva zvakawanda!
Most kukuru octopus rakaonekwa muna Western Canada. Izvi octopus Zirume kwaiyerwa 242 makirogiramu, uye kureba tentacles yakasvika 10 metres! Unotyisa, zvichida chinoshamisa. Zvino vose nyaya vafambisi vechikepe kraken kukwanisa kunyura chikepe, asisiri zvinoita chete mano nyaya.
External sechivako imwe octopus
Octopuses denderedzwa muviri dzakapfavirira, akapfeka jasi (ganda-tsandanyama zai). The jasi risina mvere, pamwe mapundu kana rakawunyana (zvichienderana mhando octopus). Inside, pasi payo, mitumbi.
Nejasi ariwo mvura chekuchengeta. Sezvo munhu octopus - chisikwa gungwa, pasina mvura harigoni kuvapo. Kuti kubuda panyika, uye zvinoda mvura mumatanda. kuchengeterwa Izvi zvakakwana kwemaawa mana. Zvisinei, pane dzimwe nguva apo octopus akaramba pasi kupfuura zuva.
Pamusoro meso octopus vari guru, kufanana nhengo dzakawanda zvisikwa yakadzika-gungwa, rine mativi zvakaumbwa vadzidzi.
Small octopus muromo, ane mbiri simba shaya. Nechokunze, iye zvishoma akafanana chihwenga wetsodzo. Saka, zviri kunzi - "muromo". Mumuromo ndiwo outgrowth mutauro ( "odontofora"). On mativi ose muviri ndiwo gills, izvo basa dzokubudisa reokisijeni kubva mvura.
Hands-tentacles
Vabve musoro sere tentacles maoko dzakapoteredza muromo. On yomukati divi rimwe tentacles muri suckers izvo octopus anokwanisa wakabata dzokubudisa kana tsvimbo kuti pasi pemvura zvinhu. On mumwe "ruoko" pamusoro suckers inogona kusvika 220! An dzinonakidza Chokwadi ndechokuti suckers vane ari kutarisana analyzer. Saka octopus kunoshamisa zvechokwadi: kuona makumbo ake!
kazhinji kuda kurwiswa nevavengi Octopus. Saka, zvisikwa akapa octopuses kukwanisa kuramba Mbabvu dzavo kuti kutiza. Muvengi chete kuva mukombe. pfuma iyi iri sayenzi inonzi autotomy. tentacle Tsandanyama vanotanga zvidzokere zvokuti inotungamirira atsamwira. Chaizvoizvo rakatevera ronda anotanga nokuporesa, uye chokwadi apiwa inokura. Unoti, sezvinoita dzvinyu. Asi, kwete. Nedzvinyu anokwanisa kurasa muswe chete pane imwe nzvimbo, pasisina, kwete zvishoma. Uye octopus anogona patsanura ake "ruoko" chero anoda.
The womukati mamiriro ane octopus
Octopuses vane pfungwa huru, iyo inodzivirirawo shwashwa Kamudzira (dehenya). Uropi rinoumbwa 64 migove uye kunyange ane kutanga cortex. Vanodzidza nezvezvinhu zvipenyu enzanisa octopus ungwaru pamwe mupfungwa imwe wechipfuwo katsi. Octopuses vanokwanisa manzwiro uye akangwara chaizvo. Vane ndangariro dzakanaka, uye kunyange kukwanisa kusiyanisa geometric zvitarisiko.
Kungofanana nezvimwe zvisikwa, kubva octopus kudya chiropa, mudumbu, prostate uye intestinal turakiti. Somuenzaniso, yegurokuro kurutivi dumbu chinopinda chiropa uye pfungwa. Yegurokuro chitete chaizvo, saka usati ndamedza chikafu, söpö octopus rinopwanya wake "muromo". Zvadaro, atova mudumbu kugaya zvokudya achibatsirwa zvomudumbu muto, izvo zvibereko nerwatata. Mudumbu, kuti octopus ane muitiro - tsekum, riri basa Absorção de Água nezvinovaka muviri. Chiropa chine octopus - hombe shava muviri denderedzwa. It anoita akawanda mabasa: muchayamwa amino acids, makemikari, unobereka uye zvitoro muviri.
In seri dehenya vari nhengo kuti zvakanyatsoenzana - statocysts. It matema mukati iro mvura inochengetwa uye calcareous matombo (statoliths). Kana octopus muviri anoshandura nezvenzvimbo muchadenga, hurungudo kufamba uye kupinda nevanhu masvingo matema akafukidza masero inoshanda kuti zvakasimba muchishungurudza octopus. Nenzira iyi inogona atungamirirwe muchadenga kunyange pasina chiedza.
In rinokosha manda mugaranhoko Octopus anochengeta kudanda chepfu inks, izvo shasha chingamubatsira. Skin (kana kuti, jasi octopus) ane masero yakananga: hromotoforam uye iridiotsistam uyo akafanira kukwanisa kuchinja ruvara. Aimbova ane dema, tsvuku, mashava, orenji yellow pigments. Second achitirega octopus kuti mavara yepepuru, mutema, kana zvitema esimbi ruvara.
Octopuses zvikuru yakatanga kweropa hurongwa. Tsandanyama uye ganda munzvimbo dzakawanda vane capillaries kuti kushumira kutamisira arteries kusvika mutsinga.
vangani mwoyo octopus
Saka tinosvika ichi inonakidza mibvunzo yakawanda. Yatova pachena kuti venyama izvi hazvisi mwoyo mumwe. Asi zvino chii? Zvichida vose vachashamiswa nhasi. Mushure octopus 3 mwoyo. Three! Hapana vamiririri mhuka, amphibians, kana shiri chinoshamisa kwakadaro hakusi. Hongu, pane, mwoyo mana, sezvo vari mhuka,-mupanda matatu, akaita amphibians, kana kunyange vasina yokuvata (hove) mwoyo. Asi mwoyo mumwe munhu wese!
Zvino nei octopus 3 mwoyo? Yeuka kuti mwoyo - mhasuru kuti zvamakaparadza pane imwe zvazvingava, kupomba ropa ari mupenyu muviri. Saka, cephalopods, izvo zvinosanganisira octopus, havasi wo "vakabudirira" gills: ivo pave nesimba ropa nemishonga. Naizvozvo, mwoyo mumwe chete haana kurarama nayo.
Sei vanoshanda?
Saka octopus mwoyo matatu. Chimwe chinhu - chikuru chinhu runotibatsira ropa kunhivi muviri kunoitwa octopus. Ndiro mwoyo chinosanganisira maviri atria uye ventricle diki. Uye zvimwe mwoyo mumwe pedyo nomumwe gills (vane octopus maviri). Izvi mwoyo duku. Vanobatsira huru tsandanyama kusunda ropa kuburikidza gills, umo kare vakazadzwa okisijeni, izvozvo odzokera guru atrium mwoyo. Ivo "dakashwa" uye naizvozvo kunzi.
Pasinei sei mwoyo octopus, ivo vose vanorwa saizvozvo. The kakawanda sunga idzi novimba mvura tembiricha, uko kunoreva. Nokudaro, kutonhora mvura, nomumugwagwa kwaitora nguva arohwa mwoyo. Somuenzaniso, pane imwe tembiricha kuti 20-22 inegumi tsandanyama chibvumirano kumwe 40-50 nguva paminiti.
Sezvineiwo, moyo octopus, kana panzvimbo mwoyo, hakusi chete chepfungwa mollusk. Very chairwo uye ropa rake. Iye kufungidzira yebhuruu! The ndechokuti ine keyhole enzayemu kuti rine oxides mhangura.
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