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Arctic sesang - the sesang khōlō ka ho fetisisa lefatšeng

Sesang - e mong oa libōpuoa tse thahasellisang ka ho fetisisa phelang Lefatšeng. 'mele ea bona e entsoe ka metsi-tletse metsi mesogloea - dinama tse nyenyane tse connective, le shebahala joaloka jelly.

Sebopeho sa baahi ba elements metsi e tšoana sekhele kapa tšepe, fungus kapa naleli, hobane libōpuoa tsena tse tentacles mosesaane. Ka lebaka leo, lebitso la hae ba fihla, ho tloha mantsoe a Segerike le ba le motso "melas" eo e utloahala e le fetoletsoeng e le "linaleli ba batsho" kapa "Astra".

The sesang kholo ka ho fetisisa - e Cyanea capilata, eo hape a bitsoang seqhenqha tsianeey, Arctic tsianeey, hairy tsianeey kapa moetse oa tau. Ho ke ea stsifomeduzam.

Ka 1865 ka Massachusetts Bay ile hlatsoa lebōpong mor'a sefefo le leholo sesang. The bophara tsa sekhele lona e ne e le 2,29 limithara, bolelele ba tentacles e ne e le hoo e ka bang 37 limithara tse! Zoologists lumela hore har'a cyanogen Arctic ka ea kopana le kholo ka ho fetisisa sesang sekhele le bophara ba limithara tse peli le halofo le tentacles mashome a mane-mithara.

Giant tsianeya lulang karolong e ka leboea Atlantic le la Pacific maoatle, hammoho le ho maoatle Arctic. Empa sesang kholo ka ho fetisisa ka seoelo haufi le lebōpong, kahoo batho ba seng bakae ba ka kopana le eena. Batho ba ho sheba lifoto batho lehlohonolo ha li lumele ho plausibility bona, ho hlahloba photoshop. Leha ho le joalo, jwalo swinger etsahala linthong tsa tlhaho.

Ho susumelletsa ho kholo ka ho fetisisa sesang arabelang tsela, joaloka banab'abo. Muscle khutsufatso ea cavity sekhele sharply pushed metsi - ena e dumella libōpuoa tse gelatinous susumelletsa ka metsing ho ena le potlako.

'Mele oa mmala sesang fapana ho itšetlehile ka boholo ba eona. exemplar kgolo di khubelu, sootho, sootho le esita le lefifi pherese. Ka bohale ba sekhele ho ba sebakeng tentacles (ba bokella libalaka robeli) le Mecha ea kutlo. Ka bohareng ba ka tlaase (concave) lehlakoreng la molomo e pota-potiloe ke a masesaane litjellane mouthparts-blades.

Tsamaisoa kholo ka ho fetisisa sesang le lefatseng la tsa nyane libōpuoa tsa leoatle: plankton, crustaceans, mefuta itseng ea likhofu, mahe tlhapi le litlhapi tse nyenyane. Le eena a ka boela ra sebeletsa lijo tsa motšehare ba bang ba tlhapi e khōlō. hangata haholo di jeoa ke libatana leoatleng la exemplar nyenyane.

Nyotobetsa phofu tsa bona sesang chefo ho ba lisele tse hlabang ka tentacles ena. Ka hare ho lisele tse hlabang tse sothehileng hore e be spiral sekoti linaleli e telele. Kantle ho khomarela moriri e nyenyane, eo ha ho ama e ea sebetsang ho e le thunye ka, khoele e lokolloa komiki le loma ka lehlatsipa. Le se ka khoele fepa chefo. Shoele litho le ho khina lehlatsipa sesang butle tataisa molomo oa hae, pele ka thuso ea tentacles, 'me lobes ebe molomo.

Re lokela ho hlokomela hore batho ba ho bona ka bobona ha ba hlaseloa sesang - tšoana le ntho lijo batho ba sa thahaselle ho eona. Leha ho le joalo, e leng "chesa" tsotelleng haholo labalabela ho tseba chefo lona sesang ea nang le bokhoni. chesa tsena empa ha le bolaeang, empa e ke e bohloko haholo, haholo-holo haeba sesang na le boholo ba kgolo.

Sa jala ke kholo ka ho fetisisa sesang ea lefatše ho ea ka tsela ena. Ba batona emit metsi peō ea botona, moo ba phunyeletse ka 'mele oa motšehali' me ebota lehe. Ka mor'a moo, mahe le hlahisa ka larvae, planuly. Ka mor'a ho tlohela 'mele oa sesang le sesa ka mor'a matsatsi a seng makae, ea larvae khomaretse substrate' me e fetoloa polyp ka.

E le mofuta ona wa polyp phelang metsing reproduces ke megagametophyte, eaba ba etsa ka tiasa yona polyps. Polyp selemo fetoha le senakangoeli - phenylate, le phenylate e butle-butle fetoloa sesang ka.

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