Nautilus (kilam): bayanin irin tsarin da kuma ban sha'awa facts

Mutane gano yanayin da duniyar tamu na dogon lokaci. Yana cike da abubuwan al'ajabi da asirai ba a sani ba. Flora da fauna ne mai arziki a cikin daban-daban jinsunan. Daya daga cikin mafi ban sha'awa marine rayuwa ne a nautilus (Shellfish). Ya ban mamaki nutse haka dũkan a da kyau, cewa mutane sun koyi su yi daban-daban ado sanya wannan abu. Wannan ne mai matukar tsoho mazaunan teku, wani m da enigmatic matsayin eponymous submarine na Captain Nemo daga Jules Verne ta labari.

Janar halaye

Nautilus (daga Lat. Nautilus) ne quite tsoho mazaunan duniya tamu. Wannan nau'in ya wanzu for a kan miliyan 500 shekara. Nautilus kasance a cikin aji na cephalopods. Suna m dangi na teku halittu kamar dorinar ruwa, squid da cuttlefish.

Nautilus mollusc dubi quite asali. Ya na da cikakken harsashi. Wannan ba wani alãma. Nautilus (kilam) yana da wani harsashi zubar waje. A wasu cephalopods shi ne a ciki.

Akwai kawai 6 jinsunan mollusks nautilus, wanda a tsarin da yawa a cikin na kowa. Biyu daga cikinsu akwai hukuma bitattu. Daga cikin aji na cephalopods ne mafi m tãlikai.

A tsarin da harsashi

Nautilus - cephalopod, wanda jiki da aka rufe da swirling a karkace harsashi. Dangane da irin dabba da shi yana da girman a diamita daga 16 zuwa 25 cm. The most harsashi a cikin mallaka nautilus, a subspecies wanda ake kira pompilus. The karami nautiluses - makromfalusy.

A harsashi ne Twisted a cikin wannan jirgin sama, kuma yana da wata kyamara. Wadannan compartments ake juna ta musamman bawuloli. The sosai manyan jam'iyya an zubar da cikin jikin mollusk. All sauran sassan ne ballast. Don nutse har zuwa zurfin teku ruwa mazauni cika da jam'iyya, da kuma fito fili - iska.

A na sama na harsashi na da duhu launi, da kuma kasa - haske. Wannan ba ka damar sake kama don kauce wa ci karo da yara. A ciki gefen da harsashi lu'u-lu'u.

Wannan abu ne mai ban halittar yanayi wajen m. Saboda haka nautiluses ba fada a kasa mai zurfin 500 m. Suna sami a zurfin 20 zuwa 100 m.

A tsarin da kilam

Don fahimtar abin da ya kama Nautilus, kana bukatar ka zama saba da tsarinta. Jikinsa yana da wani shugaban da kuma jiki. Shĩ ne da ɗan more m fiye da takwarorinsu. The shugaban yana da wani musamman ruwa zuwa rufe nutse a cikin hali na hatsari. A nan ne da idanu da kuma baki. tasa'in tentacles located kusa da shi. Sun yi hannunka ayyuka. A cikin tentacles da suckers da raya musculature. Suna taimaka wa teku halittun motsa, to kama da ganima, da kuma aika da shi a ta bakin.

Bisa ga kilam harsashi iya sanin tsawon ransa. Domin wannan shi ne da sinadaran analysis. Early a rayuwa nautilus yana da guda bakwai da kyamarori, sa'an nan kowane makonni uku domin su kara wani daki. Wannan ci gaban ragae saukar zuwa kawai shekaru goma na rayuwa.

Bakinka yana da biyu jaws. Wannan damar snacking m abinci. Akwai murdede pharynx da salivary gland. Da ta ke a cikin esophagus, wadda take kaiwa zuwa ciki. Shi ya buɗe wani twin ducts na hanta. Daga ciki ke dubura, wucewa cikin ciwon. Alkyabbar rami shi ƙare dubura.

jiki da tsarin

Sun cancanci kulawa ta musamman tsarin na jiki, wanda yana da nautilus. Mollusk, wanda tsarin ya bambanta daga kwatankwacinsu shi cephalopod marine mazaunan, yana da nau'i-nau'i biyu na gills, hudu koda jakar kwai da kuma atrium. Na uku ganglia ne ya juyayi tsarin.

Wannan mollusk ba gland shine yake cewa samar da ruwa tawada. A idanu da m m. Babu photoreceptor m, vitreous da ruwan tabarau. Amma da raya olfactory gabobin. Yana amfani da su yayin da farauta.

Alkyabbar da murdede bango maida hankali ne akan dukan jiki nautilus. Tare da rage daga cikin jiki karfi da Firaministan da ruwa ta hanyar alkyabbar kogo. Yana discards dabba da baya. A lokacin shakatawa da rami a sake cika da ruwa.

haifuwa

Nautilus - kilam, wanda breeds spermatofornym hanya. Mutane iri guda ba. Namiji daukawa alkyabbar spermatophore a mace yankin. Akwai ne da za'ayi hadi.

The mace kayansa mãsu manyan qwai, wanda akwai a kan 6 watanni na sabon mutane. Sun riga an kafa cikakken harsashi da kuma jiki. Ba su bambanta daga adult nautilus.

Lokacin da mace harsashi ya kai 9 cm a diamita da kuma 11 cm a cikin maza, na faruwa a lokacin balaga. Da mutumin ya ga amfrayo nautilus farko kawai a shekarar 1985. Wannan tsirar da wannan nau'in saboda da high kwayoyin canzawa. Shi ne sau biyu fiye da abin da na maza. Duk da haka, don me wannan jinsin aka kiyaye su a cikin m ga haka shekaru masu yawa, masana kimiyya har yanzu ba zai iya ce.

ban sha'awa facts

Nautilus (kilam) yana da wani kwatami, swirling daidai da dokar logarithmic ci gaban. Wannan dabba amfani da ilmin lissafi dabarbari har ma ga dama, miliyoyin shekaru kafin aka bayyana shi a 1638, Rene Dekart.

Daga kyau pearly kyamarori da yawa shekaru mutane yin kyakkyawan ado abubuwa. Ci gaba da dabbobi a aquariums. The kudin na mutum guda ne quite high, da abun ciki shi ne ma fi tsada. Saboda haka iya irin wannan yardar iya kawai manyan aquariums.

Saboda ya karu sha'awa cikin irin wannan mutum marine rai, da yawan a duniya ta teku ya ki sharply a cikin 'yan shekarun da suka gabata. Masana kimiyya suna kara ƙararrawa kuma kira wannan irin miyagun dabbobi. Idan sun bace, tare da su za a rasa kuma zamanin da asirai na halitta. Kuma wannan ya kamata ba za a yarda.

Bayan samu Masana marine rayuwa, kamar nautilus (kilam), zamu iya cewa wannan shi ne mai ban sha'awa, m look. Shi ne tana tattare a cikin asiri, da kuma na musamman sha'awa to naturalists ta tsoho mai sãkẽwa jihar, iya gaya mai yawa game da m baya. Al'ummar duniya dole ne yin kowane kokarin ajiye duniya nautilus.