Cephalopods: he manawa pōkole ano o ka papa

Cephalopods i loa loa kūlana type molluscs. E like me ka rula, lālā o keia pae noho ma meaola wai, a makemake Tropical a subtropical aniau. Naʻe, i kekahi? Ueo noho i loko o oi pakiko rula, me Polar pāhili.

Papa Cephalopods: kino hale

Ke kino o keia pae hoi wehewehe aku ma kaʻeluaʻaoʻao symmetry a maopopo iho la i māhele i loko o nā papa kuhikuhiE māhele - i ke poo a me ka torso. Uha mua clams i loko o ka papa o ka evolution Ua huli i loko o ka funnel a kau a puni kona tentacles. E like no me ka poho iho, a laila, i ka oi nui? Ueo hoi ho'ēmi i kā, a hoÿi ia ma lalo o kaʻili (paha kahi e). Primitive 'elele i wehewehe aku e ka nui mawaho iwi me ka ai iiiaanoaa o kaʻawale keʻena.

I kaʻili, a uhi i ke kino, oia no ka hookahi ahu iho la ka epithelium a me connective'aʻaʻa, ahu iho. Ma ke ala, kekahi? Ueo i chromatophores pigment keena, ma i ke kino ke hoʻololi 'ia nā pōpō, e lilo anaʻaneʻaneʻike makaʻole e ku e ia i ke kāʻei kua o ke kaiapuni.

Ma kaʻaoʻao ventral o ke kino o ke kapa lua i loko i ducts hamama moe a me ka excretory nenoai, e like me ka anus.

Cephalopods hoʻohana 'ana i kekahi mea hoihoi' ala, i ka hele ana. Ikaika Muscle contractions pahu aku ai i ka wai, mai ke kapa lua i loko o ka papa, e pili ana i ka repulsive pūʻali koa.

Cephalopods: ka mea maloko 'ole

I ka digestive nenoaiu. Wale nō lālā a pau o ka papa i ka pae o ka Moana. I ka papa kuhikuhiE pio i crustaceans, uuku ka iʻa a me nā pūpū. First holoholona ka hopuʻia kona waiwai pio me ka hoʻohana 'tentacles. He hana hoihoi 'ia i loko o kekahi mau laha' ka salivary glands paka i ka make i hopuia ai ka holoholona i kaumaha. Next, keʻai lends ia iho i ka mana horny mau a, a laila, komo i ka puu. Ke pharyngeal lua hamama ducts o ka salivary glands, a hōʻuluʻulu polysaccharides a me kumuʻiʻo eiiiiiaiou. No ka esophageal bolus komo i ka opu, a alakaʻi ai i ka ake, a pancreatic nā'ūhū. Hōʻuluʻulu manaʻo ai ua pahu i loko o ka naʻau liʻiliʻi, a welau a me ka anus.

Ma ke ala, i kekahi mau holoholona o keia papa i ka kūikawā mea - ka ai-kapaia "ka inika sac", a he pouli mea. A hiki i ka pilikia o ka malu mai o ke eke i jetted ma ka anus, aʻo ka mea e hiki ai ke koke hūnā mollusk.

Naehana'ōnaehana ninoieo a maikai-i hana halo o mua a i ka hooponopono ia ma na aoao o ka lua i loko o ke kapa. hoʻokaʻawale'ōnaehana ninoieo o ka 2 - 4 puʻupaʻa.

Ke circulatory'ōnaehana ua hoi pono ulu a he ana o ka naau, ipu koko, a no laila,-kapaia "halo o mua naau", a hoakaka i ke koko pulsation'okesaside. He hana hoihoi 'e like me ka ÷ naehana hanu pigment loaʻa i loko o kekahi' elele Sol Hoopii, a he keleawe. I mea no ke aha la ke koko mea uliuliʻAiʻAi.

It E e kaulana i keia ano o na holoholona i ka loa ulu ko mākou hopohopo nenoaiie o nā mea a pau invertebrates. uhi Head ganglia ka mea, i kekahi mea e like cranium. Ke ano nā loko - i ka maka, ke ÿole mechanical pā lonoaʻili o ke ano o ke ala - ua loa maikaʻi ke kino.

Cephalopods: ka maikai-ikeia ka poeikohoia o ka papa

Kela hoa keia hoa o ka cephalopod i kona mau kūlana ano, kupaianaha adaptations i ka holoholona a me ke ola i loko o ka hohonu o ke kai.

No ka laʻana, cuttlefish kokoke ka hāhai i kona manawa a pau kanuʻiaʻo ia i loko o ke one ma ka lalo o ka loko iʻa. Ua haʻalele hamama wale na maka - e kōkua e huai ae pio koke.

ʻAiʻAi - kekahi cephalopod kaulana, i ka makemake o nā e noho ma luna o ka pohaku lalo. Eia, ka mea, e hiki pono o ka hoopahaohao ana a me ka hūnā aʻe i ka pōhaku. I ka wāwae o ka holoholona ua maheleia i loko o kekahi mau omo tentacles ma kaʻaoʻao ma loko.

Kekahi luawai-ike pūʻulu - hee, i Ke manaoia e ia na lala wikiwiki a K'lauea o ka papa.