Cov pub rau qwj? Ib co nthuav cov lus tseeb ntawm lub neej ntawm mos-bodied

Shellfish kis tshaj lub ntiaj teb ntev ntev ua ntej tus txiv neej nyob rau hauv nws. Nws yog ntseeg hais tias lawv pog koob yawg koob yog cov flatworms. Qhov no yog tseem tshwm nyob rau hauv cov qauv ntawm lawv lub cev. Lawv nyob qhov txhia chaw - nyob rau hauv dej, nyob rau thaj av thiab cov nroj tsuag, raws li zoo raws li lub pob zeb thiab cov pob zeb. Tab sis ntau npaum li cas ua peb paub txog lawv? Piv txwv li, dab tsi los noj shellfish? Leej twg invented noj mov rau lawv? Thiab lawv paub yuav ua li cas xav li cas? Nws yuav tsum tau nyeem peb cov tsab xov xwm no - thiab koj yuav nrhiav tau cov feem ntau nthuav lus tseeb hais txog cov amazing creatures ntawm qhov.

Qwj nplais: interesting tseeb

Tam sim no muaj ntau tshaj li ob puas txhiab hom mollusks. Ntau thiab ntau cov ntawm lawv yog nyob rau hauv av, thiab ntau hom nyob rau brink ntawm kev tuag. Qhov no yog ntaus nqi mus rau tib neeg kev ua ub no, uas mercilessly txav ib co ntawm lawv.

Sawv daws yeej paub hais tias Fabkis ua noj ua haus yuav noj tej hom ntawm Molluscs, tab sis ob peb paub tias qhov twg lub Europeans kawm noj cov tsiaj. Nyob rau hauv qhov tseeb, kom txog thaum lub thib kaum tsib xyoo pua, cov teb chaws Europe tsis xav txog cov nplua siav tsiaj. Tus foundations ntawm America thiab paub nrog lub cwj pwm tsis zoo ntawm Khab yog tus foundations ntawm ib tug tshiab era nyob rau hauv ua noj ua haus. Spaniards pom hais tias cov Khab muaj zoo siab kawg nyob rau hauv noj mov ib tug ntau yam ntawm mos-bodied. Ib txhia ntawm lawv yog npaj nyob rau hauv qhov hluav taws kub, lwm leej lwm tus noj tsis pretreatment. Tag lub Spaniards tsis sai li sai tau txiav txim siab mus sim ib tug tshiab lub tais, tab sis menyuam nws saj los ntawm tus thawj heev lub sij hawm ntawd. Nws yog li lawv ib tug mob siab rau kev shellfish kis tshaj tag nrho cov European lub teb chaws.

Yog hais tias koj xa tag nrho cov mos-bodied creatures uas tsis muaj tshwj xeeb nta, ces koj yog heev npaum li cas yuam kev. Piv txwv li, lub pos i hws yuav paub qhov txawv thiab cim cov xim thiab geometric duab. Muaj txawm tus neeg mob thaum lawv ua nyeg thiab tsis kam ua txoj kev kawm.

cov chav kawm ntawm Molluscs

Txawm tias muaj tseeb hais tias muaj ntau hom Molluscs, muaj peb ntawm cov feem ntau zoo-paub cov chav kawm ntawv ntawm mos-bodied:

• Gastropods.
• Bivalve.
• Cephalopods.

Lawv muaj ib co sib txawv, tab sis zuag qhia tag nrho zoo zoo nkauj. Muaj coob tus neeg muaj kev txhawj xeeb txog dab tsi noj shellfish thiab yuav ua li cas lawv ua. Wb sim teb lo lus nug no li ntxaws li sai tau.

Cov noj qwj?

Gastropods yog cov coob nyob rau hauv lub ntiaj teb no. Lawv thawj tsiv los ntawm dej mus rau thaj av thiab tam sim no densely faib rau nws. Los ntawm gastropods muaj xws li:

• Achatina;
• qwj;
• trumpeter thiab lwm tus neeg.

Zaum cam hais tias lub biggest gastropods yog geoduck, uas nyhav ntau tshaj ib tug kilogram. Cov pub rau mollusks, muaj xws ntev?

Peb hais tau tias tus qwj muab faib mus rau hauv txhom thiab herbivores. Carnivorous mollusks yuav noj me me qwj - nyob rau hauv nws cov qaub ncaug muaj ib yam tshuaj lom uas paralyzes tus neeg. Ib txhia txhom siv cov qaub ncaug uas muaj ib tug me me npaum li cas ntawm sulfuric acid yuav muag lub plhaub ntawm tus neeg mob thiab pib mus zom nws.

Qhov seem hom gastropods sau qhov seem uas twb tuag lawm cov nroj tsuag thiab algae los ntawm cov pob zeb, lawv scraped lawv nrog ib tug lub puab tsaig thiab maj mam muab as ntab.

Cov pub rau qwj?

Cov shellfish muaj ib tug tuab plhaub muaj ob li qub. Lawv yuav tsiv mus nyob zoo nkauj sai sai nrog haib ob txhais ceg, nyob rau hauv lub plab yog ib feem ntawm tus tsiaj lub cev. Rau bivalve Molluscs yog:

• qwj nplais;
• oysters;
• scallops thiab lwm tus neeg.

Cov pub rau Molluscs, nyob rau hauv ib tug bivalve plhaub? Zaum hu lawv "biofiltratorami", lawv yuav tau lim los ntawm nws lub tsho tshaj sab mus txog plaub litres ntawm hiav txwv dej tauj ib teev. Nutrient organic tshuaj uas tso nyob rau hauv lub mollusc digestive system thiab dej nrog hnoos qeev ntiab tawm los ntawm Siphons. Bivalves yog zoo heev pab ntawm qhov nyob rau hauv lub chaw ua hauj lwm ntawm tu lub seas thiab oceans.

Cephalopods: khoom noj khoom haus

Tag nrho cephalopods - yog txhom, lawv pub on me me crustaceans thiab ntses. Muaj ntau yog noj txawm carrion. Nyiam zaub mov cephalopods tentacles, nyob rau hauv uas lub saj buds.

Xwm yog lub siab dawb siab rau amazing creatures. Thiab ib co ntawm lawv yog cov qwj, lawv yog extraordinary cov tsiaj uas yuav muaj nyob rau hauv txhua txhua ces kaum ntawm peb ntiaj chaw.