Coils iri ɗaya ne na mazaunan ruwan ruwanmu kamar tafkuna, amma a hanyoyi da yawa sun banbanta da su yadda suke rayuwa.
Harshen murfin, wanda yake da kamanninsa daban, yana da wuya fiye da na kandami: a cikin kandami, bayan bushewa, nauyin harsashi shine 80% na jikin mutum, kuma sassan masu laushi sune 20%, yayin da a cikin murfin kwasfa shine 91% kuma sassa masu laushi, bi da bi, 9% kawai. Shell coil yana da sifar diski-dishi, tsintsiyarsa ana karkatar da su duka ne a cikin jirgin sama daya kuma ba a ɗaga sama da bakin. Mafi sau da yawa ana sa su a cikin ruwa a cikin ruwa tare da kifi. Haifa ba ya haifar da gamsai kamar kandami, kuma saboda haka ba zai iya rarrafe tare da ruwa ba. Juyawar fata, a bayyane, kuma yana taka rawar da ba ta da yawa a cikin waɗannan mollusks idan aka kwatanta da dabbobi kandami.
Coils suna cikin jijiyoyin huhun ciki kuma suna da babban huhu. Ganuwar da harsashi ta wani murɗa mai ɓarke (Anisus vortex) kusan ta bayyana, kuma ta wurin su zaka iya hango haske da bugun zuciya kusa da ita. Harsashi na murhun bakin ciki ya ƙunshi curls 7-8. Idan, tunda auna tsawon lokacin juyin juya halin, a hankali fadada wannan coil, tsayin shi zai zama millimita 75, kuma tsawon huhun 42 millimeters, i.e. fiye da rabin tsawon tsawon katantanwa. Kasancewa da ciyayi na ƙananan ƙananan ramuka - a cikin raƙuman ruwa, a cikin tafkuna - ƙananan coils suna jan iska mai sararin samaniya, tashi zuwa saman ruwa da buɗe wani rami a cikin huhu. Amma a cikin tabkuna wasu lokuta ana samun su a zurfin mita 2-5. Tun daga wannan zurfin, murjaniyoyin basu iya tashi don numfashi zuwa saman ruwa. The huhun wadannan katantanwa na iya cika da ruwa, da oxygen rarraba a kai tsaye daga ruwa zuwa cikin jini jini da yawa a hankali huhun huhu.
Baya ga huhu, matattara yana da wani sashin jiki wanda ake aiwatar da numfashi: ana yin ninka a gefen babban cochlear, wanda jirgi ke aiki da shi azaman sakandare na biyu. Hawan jini ya yi ja saboda abin da ke cikin haemoglobin.
A cikin hunturu, a ƙarƙashin kankara, murhun ba yawo kamar kandami, amma yana kwance, an binne shi a cikin ɓoye, an zana shi cikin nutsuwa. Wannan shine yanayin rashin hankali wanda a duk lokacin tafiyar matakai rayuwa suke gudana a hankali. Zuciyar "matattarar" kwano tana shan sau 3-4 a minti ɗaya, kuma a ƙarƙashin halayen al'ada - sau 25-30.
Kasancewar wani abu na sakandare a cikin coil, haemoglobin, wanda ke kara karfin jijiyoyin oxygen da jini, karfin yin numfashi tare da taimakon huhun da ke cike da ruwa ya bashi damar dogara da saman ruwa fiye da kandami. A yanayin zafin ruwa na digiri 15-16, kandami ya hau saman lokacin da adadin oxygen a cikin huhunn sa ya sauka zuwa 13%, kuma murhun ba a farkon wannan adadin ya sauka zuwa 4%. Saboda haka, coils ba su da yiwuwar tashi zuwa saman tafkunan.
A cikin ruwan sanyi, zaku iya lura da yadda murhun ƙahon yake kwance a ƙasa tare da babban kumfa na iska ta hanji a bakin babban taron, an matse shi daga buɗewar numfashi. Iskar kumfa, ta kwashe iskar oxygen daga ruwan da ke kusa da ita, kuma ta sake zama numfashi kuma za a zana ta zuwa cikin huhun huhu ta hanyar.
Sake bugun Coil
Coils, kamar yawancin motsi na gastropod, sune halittun maza biyu, amma matukan juna ne. Saboda haka, Kakakin murfin murfi na qwai ba su sa. Clutches na qwai a cikin ƙahon madaidaiciya suna kama da pancake ko cake mai ɗora mai lebur, wanda ya ƙunshi igiya mai lanƙwasa sau biyu, kuma yana ɗauke da ƙudan saƙa na 45-70 cikin nutsuwa mai yawa. Dabbobi suna jure masonry a cikin ganyen ganyayyaki masu ruwa ko ga wasu abubuwa masu wahala. Makonni biyu baya, matasa katantanwa sun fito daga qwai.
Coils sun zama ruwan dare gama gari a Rasha.
Kifi mai Ban sha'awa
Daga dukkan kifin da aka sani da ilimin kimiyya, kusan kashi 41% na jinsin suna zaune a cikin ruwa mai tsarkak .wa. Daga cikin su akwai nau'in anadromous (ƙaura) da ke rayuwa a cikin tekuna, amma suna haɓaka ta musamman a cikin tsarkakakken ruwa, misali, kifin dame da herring. Kifi mai daskarewa wasu lamura ne, akasin haka, sun tsunduma cikin ruwan gishiri, sannan su koma kogunan ƙasarsu. Misali mai kyau game da wannan shine ruwan kogi - kifaye mai kamannin jikin tare da jikin mai kirtani.
Amma akwai wasu nau'in halittun da suke keɓaɓɓen ruwa, wanda ma ɓangaren gishirin na gishiri na ruwa ya zama mai mutuƙar ƙima, alal misali, kifayen da ke cike da ruwa a cikin tafkin Baikal - Baikal omul da burbot - kaɗai nau'in ruwa mai tsabta na kwandon shara-kama. Wanne kifi ne suke zaune a cikin ruwa mai kyau?
Wannan kifi ne mai tsinkaye wanda kowa ya sani, gwarzo na tatsuniyoyi da almara. An ajiye kashin baya na sanannen Heilbronn a cikin babban cocin birnin Mannheim na Jamani. An ce Sarkin na Jamus Frederick II ya kama wannan jirgin a faɗuwar 1230, ya yi ringin ya kyale. An kama kifi a 1497 kawai, lokacin da ya girma zuwa 5.7 m!
Hoton wani jirgi a ruwa. 
Darajar jikin ruwa
Wadanne nau'ikan ruwaye ne suke a yankin ku? Wataƙila akwai jikkunan ruwa na halitta: kogi, tafki, rafi (Fig. 1-3).
Hoto 2. Unguwar Arakul (Asali)
Ko wucin gadi: kandami, tafki, rafi (Fig. 4-6).
Hoto 5. Rijiyoyi (Asali)
Duk abin da tafki, na halitta, na wucin gadi, yana ƙawata ƙasarmu, tana gamsar da ita da kyanta. A cikin ruwa mai tsafta muna ɗaukar ruwa, ba tare da wanda ba za mu iya yi ba ko a rayuwar yau da kullun ko kuma samarwa. A cikin tafkunan da muke iyo, za mu kwanto kusa da su, muna tafiya da ruwa a kan jiragen ruwa, jigilar kaya. Muhimmancin jikin ruwa a yanayi yana da girma. Fresh ruwa shine mafi mahimmancin yanayi ga rayuwar ɗan adam a duniya, kuma ga dabbobin da suke rayuwa cikin ruwa, shi ma gida ɗaya ne. A cikin ruwa akwai duk abin da ake buƙata don rayuwa: haske, zafi, iska da kuma ma'adanai masu narkewa.
Ruwa tsirrai
Waɗanne tsire-tsire ne suke girma kuma waɗanne dabbobi ke rayuwa a cikin tsarkakakken ruwa? Da zaran wurin tafkin a lokacin dumama, zaku iya lura da wadanda ke zaune a farfajiya kawai. Amma rayuwa tana ko'ina a cikin tafkunan: kashe bakin tekun, da kan farfajiya, da kuma ɓangaren ruwa, a matuƙar da tushe. A bankunan tafkunan zaka ga ganyayyaki da mai tushe na reeds, reeds, cattail, arrowhead. M zurfin damar waɗannan tsire-tsire don haɗe zuwa kasan tafkin. A mafi zurfin zurfin, farin ruwan Lily farin ya girma, ƙaramin kwalin kwalliya (siffa 7, 8). A kan m ruwa na ruwa da furanni da kuma m ganye taso kan ruwa.
Hoto 7. Farar ruwa Lily (Source)
Hoto 8. Alade rawaya (Asali)
Ta yaya waɗannan tsirrai suka daidaita da rayuwa a cikin ƙasa mai cike da ruwa, inda kusan babu oxygen? Idan muka yi la’akari da wani sashi na mai tushe na reeds, reeds, cattail, to zaka iya ganin tashoshin iska waɗanda ke wucewa a cikin tsirran waɗannan tsirran (Fig. 9, 10).
Akwai tashoshin iska a cikin ganyayyaki da kuma a cikin tushen tsirrai na ruwa. Farin ruwan Lily da farin rawaya petiole kwai na ganye da farjin furanni, wanda furanni suke zama, suma hanyoyin iska suke shiga, wanda iskar oxygen ta wajaba don numfashi ya shiga. Korar fure, mutum yana cutar da tsiron gaba ɗaya. Ruwa yana fara shiga cikin ruɓe a cikin shuka, wannan yana haifar da lalacewar ɓangaren ƙarƙashin ruwa kuma, a ƙarshe, mutuwar duk tsire-tsire.
Dankin ciyawa da ke cikin ƙananan faranti masu launin kore shima yana iyo a kan tafki, amma baya haɗe zuwa tushe tare da tushen, ƙananan ƙaramin algae suna cikin rukunin ruwa, ana iya bincika su kawai a ƙasan microscope. Amma kasancewarsu yana fitar da launi ruwa. Lokacin da yawa daga cikinsu a cikin tafkin, launi ruwan zai zama kore.
Tsirrai da dabbobi
Wace rawa tsirrai ke takawa a rayuwar yawancin mazaunan jikin ruwa? Da fari dai, tsire-tsire masu tsire-tsire suna ɗaukar carbon dioxide daga iska a ƙarƙashin rinjayar hasken rana, kuma su saki oxygen a cikin ruwa wanda ya zama dole don numfashin dukkan dabbobi. Abu na biyu, tsuntsaye, amphibians, kwari da larvae, kifi sami mafaka da abinci a cikin babban rami. Dabbobin a cikin tafkuna suna ko'ina: a farfajiya da kannun ruwa, a kan tudu, a ƙasa, a kan tsire-tsire na ruwa. Babban haɗin tsakanin dabbobi da tsirrai shine abinci. Anan ne magudanan ruwa ke gudana a saman ruwa da ganima kan sauro da sauran kananan dabbobi.
Dogayen kafafunsu a ƙasa suna cike da mai, wannan shine yasa ruwa ya riƙe su. Kuma a kan tsire-tsire na ruwa katantanwa suna zaune: kandami da coil (Fig. 12, 13).
Ba tare da wanda kogin ba zai iya rayuwa ba
Wanene kogin ba zai iya rayuwa ba? Smallananan crustaceans na tafkunan, daphnia da cyclops, suna rayuwa da hunturu a cikin ruwa. Darajarsu ta ɗan fi girma kaɗan fiye da waƙafi a cikin littafin (Fig. 14, 15).
Babban abin mamaki game da daphnia shine gashin-baki. Suna motsa murfinsu, suna kaskantar da su, suna matsawa daga kan ruwa da tsalle. Cloarfin cyclops yana da idon ido wanda ba a taɓa gani ba, wanda shine dalilin da yasa ya sami suna.
Kogi ba zai iya rayuwa ba tare da ɓawon burodi ba, tunda suna tsarkake ruwa daga ƙwayoyin cuta marasa ganuwa, algae kore da ƙanana, idan ba don crustaceans ba, kogin zai cika ambaliya da sauri. Daphnia da Cyclops, kamar sauran mazaunan kogin, suna ciyar da waɗannan abubuwan halittu, ta hanyar tsarkake ruwa. Su da kansu suna zama abinci don soya na kifi, mollusks, tadpoles, larvae kwari.
Matsakaicin
Shin wani yana rayuwa a cikin kogin ba tare da kai ba? Waɗannan su ne mollus, mara ƙoshi da haɗari.
Da farko, kwano, wanda ya kunshi faranti biyu, zai kwance babu motsi, sannan kwancen nasa zai bude dan kadan sannan kafa zai fito daga ciki, ba hakorin ba ko ƙwar lu'u-lu'u. Zai shimfida ƙafar mara ƙoshin mara ƙyallen kuma ya ɓoye shi a cikin yashi, matattararwa zata motsa Ba da haƙora zai motsa santimita 2-3 ba, hutawa - kuma sake a kan hanya. Saboda haka ya yi tafiya zuwa ƙasan kogin. Ba tare da ɓata lokaci ba yana fitar da abinci da iska kai tsaye daga ruwa. Da kadan za ta buɗe kwanon harsashi ta fara zana ruwa, sai a jefar da shi. Ruwa yana cike da ƙananan dabbobi, suna fada cikin maɓuɓɓugar ruwa, don haka marasa kula suna riƙe su da na'urori na musamman. Rashin numfashi mara nauyi da ci, kuma a lokaci guda yana tsaftace ruwan. Kuma sha'ir ma aiki. Kowace rana tana tsarkake kimanin lita 40-50 na ruwa. Shellfish, larvae kwari, tadpoles suna cinye kifi, storks, manyan fulawa, ducks. Kwakwalwar iyo tana iyo akan sauran kwari, da tsutsotsi, katantanwa, tadpoles. Frogs suna ciyar da sassan gabar teku na jikin ruwa, galibi kwari masu tashi, kuma su da kansu abinci ne ga sabbin kifayen da kifayen da ke cike da tsinkaye, da katako. Herons, seagulls, kingfishers ganima a kan kifi da sababbi.
Rayuwar cutar kansa
Babban abinci don cutar kansa shine kayan lambu. Amma yana marmarin cin dabbobi, da kuma ragowar dabbobin da suka mutu. Saboda haka, crayfish galibi ana kiranta da jerin umarnin tafkunan.
Crayfish a rayuwarsu canza harsashi. Abubuwan halittar azanci na crayfish suna haɓaka da kyau, idanun suna turawa gaba akan mai tushe na bakin ciki kuma ya ƙunshi babban adadi, 3000, ƙananan idanu. Shortan gajeren gajeren eriya shine ma'anar ƙanshi, kuma waɗanda tsayi ne ma'anar taɓawa. Idan maharbi ya kama kansa ta hanyar kamowa, to cutar kansa zata karye ya kuma boye a cikin wani rami. Claarke ɓulɓul ɗin da ya ɓace zai yi girma. Crayfish suna da matukar damuwa ga gurbacewar ruwa, sabili da haka, a wuraren da aka samo su, suna magana game da tsabtace muhalli na jikin ruwa.
Single cell
Duk tsintsayen suna buƙatar ruwa, saboda lardin su kawai zasu iya rayuwa a wurin. Larvae bai yi kama da dabbar balagaggu ba, idanunsu iri ɗaya ne. Kowane ido yana dauke da kusan kananan idanu 30,000.
Hoto 19. Tsutsa Tsari (Source)
Dukkan idanun suna ɗayan convex, saboda kyankin ya iya ɗauka a lokaci guda a cikin kowane kwatance. Dukkanin magudanun tsuntsayen farauta ne, suna farauta a sama, suna kama kwari a kan tsuntsu.
Hoto 20. Idanun mazari (Source)
Dragonfly tsutsa, stalking ganima, jefa gaba sosai elongated m lebe. Yawancin lokaci lebe suna lullubewa kuma suna rufe kai kamar abin rufe fuska. Tsutsa na sha ruwa a cikin jaka mai tsoka a cikin jiki, sannan ya fitar dashi da karfi. Sai dai itace bugun ruwa. Bayan shekara guda, kuma wasu bayan 3, larvae samu zuwa farfajiya, tsutsa fata fashe, da kuma mazari ya bayyana daga gare ta. Zai zauna awanni da yawa, ya shimfiɗa fikafikansa ya tashi.
Wanene ke rayuwa a cikin ruwa na ruwa? Idan ka bincika microscope, duniyar ban mamaki ta halittu masu ban mamaki zasu buɗe. Anan shine kusan kullun da yake canza kullun - yana da amoeba.
Sauran halittu suna kama da ƙananan ƙananan takalma, don haka ana kiran su. Jikin takalmin ya rufe da cilia, kowane cikin fasaha yana sarrafa waɗannan cilia kuma yana iyo da sauri.
Trumpeter sune mafi kyawun mazaunan digo, shuɗi, kore, mai kama da furanni masu shinge.
Trumpeters yana tafiya a hankali kuma kawai ci gaba. Idan wani abu ya firgita su, to, sai su juya kuma su yi kama da kwallaye. Amoebas, 'yan suttura da shaye-shaye sune halittu masu sel guda-ɗaya waɗanda ke ciyar da ƙwayoyin cuta.
Masu kaddara kuma suna rayuwa ne cikin jigon ruwa. Wannan shi ne hadin.
Duk da cewa ya fi girma fiye da takalmi, ba kawai ya yi ƙarfin gwiwa ya kawo mata hari ba, har ma ya hadiye shi gaba ɗaya, yana kumburi kamar ƙwallo.
Tsirrai, dabbobi, da kwayar cuta suna zaune tare a cikin tafkin ruwa; dukkansu suna dacewa da rayuwa cikin ruwa kuma sarƙoƙin abinci ke haɗa su. Lokacin da tsire-tsire da dabbobi suka mutu, suna tarawa a ginin rijiyoyin, a ƙarƙashin ikon ƙwayoyin cuta, an lalace su kuma canza su cikin gishiri, waɗanda ke narkewa cikin ruwa kuma sauran dabbobi suke amfani da su. A kandami ne na halitta al'umma.
Takaitawa
Yau a cikin darasin, kun sami sabon tunani game da tafkin ruwan tsarkakakken ruwa a matsayin sabon ruwan shan ruwa kuma kun haɗu da mazaunanta.
Tunani
- Vakhrushev A.A., Danilov D.D. Duniya a kusa da 3. - M.: Ballas.
- Dmitrieva N.Ya., Kazakov A.N. Duniya a kusa da 3. - M.: Gidan Bugawa "Fedorov".
- Pleshakov R.A. Duniya a kusa da 3. - M.: Ilimi.
Recommendedarin hanyoyin da aka ba da shawarar zuwa hanyoyin yanar gizo
Aikin gida
- Wane ruwa mai kyau ka sani?
- Wadanne dabbobi ne za'a iya samu a tafkunan?
- Me yasa aka ce cewa tafki al'umma ce ta zahiri?
Idan kun sami kuskure ko hanyar haɗin da aka karya, da fatan za a sanar da mu - ku ba da gudummawarku ga ci gaban aikin.
Tsarin Mollusk
Harshe a cikin coils yana da siffar diski-diski, duk curls suna cikin jirgin sama guda, alhali ba a ɗaga su sama da bakin ba.
Idan tafkin ya bushe, nauyin harsashi zai zama 80%, wato, ƙusoshin laushi suna da kashi 20% kawai, amma murhun yana da nauyin kashi 91%, nauyin jikin duka shine kawai 9%.
Ganye sau da yawa, ana sa murfi a cikin aquariums tare da kifi. Wadannan mollusks suna ɓoye ƙoshin gammo fiye da kandami, saboda basu san yadda ake rarrafe tare da saman ruwa ba. Bugun fata ba ya taka rawa sosai a cikin su, idan aka kwatanta da dabbobin ruwa.
Coils sune gastropods na huhu, ma'ana suna da babban huhu. Harshen coils ya kusan bayyana, don haka huhu da zuciyar da ke kusa da ita ana iya ganin su a fili. Shell ɗin ya samar da tsini 7-8. Idan ka auna tsawon juyin rikice rikice, to tsayin su zai zama millimita 75, yayin da tsawon huhun shine 42 millimit, watau shine ya mamaye mafi yawan jikin mollus din.
Coils sukan dasa a cikin aquariums.
Coils Rayuwa
Coils suna zama a tsakanin maɓallin ƙananan rami, kuma suna shakar iska, saboda haka lokaci zuwa lokaci suna tashi zuwa saman ruwa kuma suna buɗe huhunsu. Kodayake waɗannan katantanwan suna zaune galibi a cikin ƙananan tafkuna har ma da puddles, ana iya samun su a cikin tafkuna, a zurfin kusan mita 2-5. Daga wannan zurfin yana da wahala a gare su su hau saman ruwa. Mazauna lake suna da huhu mai cike da rabin, suna samar da oxygen kai tsaye daga ruwa, wanda ke shiga cikin jini, wanda ke kewaye da huhu tare da hanyar sadarwa mai yawa.
Coil yana da wani sashin ajiyar numfashi - a gefen aljihunan akwai faifan da ke ɗaukar jirgi, wanda yake aiki a matsayin na biyu. Jinin wadannan katantanwa ja ne, domin yana dauke da haemoglobin.
Hemoglobin yana cikin jinin waɗannan mollusks.
A cikin hunturu, coils ba sa jan tsintsaye kamar tafkunan, sai dai suyi lamuransu kuma suna kwance da karfi a cikin matattarar su.Wannan shine, murjani ya fada cikin ɓarkewa, kuma duk ayyukan rayuwarsu yana raguwa. A lokacin ɓoyewa, zuciyarsu tana yin nasara sau 3-4 a minti ɗaya, kodayake a ƙarƙashin yanayin al'ada yakan doke sau 25-30.
Saboda gaskiyar cewa coils suna da gill na biyu, haemoglobin, suna iya yin numfashi ta amfani da rabin huhun da ke cike da ruwa, sunada dogaro akan ruwa kamar tafkunan. Lokacin da zafin jiki na ruwa ya zama digiri 15-16, kuma yawan iskar oxygen a cikin huhu ya zama 13%, kandami ya hau saman ruwa, kuma murhun yana tashiwa yayin da adadin oxygen din ya sauka zuwa 4%. Wato, coils ba su da yiwuwar tashi zuwa saman fiye da tafkunan.
Idan ruwan yayi sanyi. sannan coils din yana kasan.
A cikin ruwa mai sanyi, coils sau da yawa suna kwance a ƙasa, tare da babban ƙwayar iska na huhun iska a gindin harsashi. Wannan kumfa yana shan iskar oxygen daga ruwa, ya zama numfashi, kuma wani matattara ya jawo shi cikin huhu.
Ta yaya coils ke ciyarwa
Abincin coils ya ƙunshi ƙananan algae. Shellfish ya kankare su abubuwa a karkashin ruwa da tsirrai tare da grater grained wanda ake kira radula. Abin da ya sa ake sa murfi a cikin akwatunan ruwa, saboda suna tsabtace ganuwar gilashi daga algae.
Ana kiran coils colin aquarium, saboda suna tsabtace bangon adon algae.
Tsuntsaye
Duck kogin
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Gefar ƙafafun rabin
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Sarki sarki
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Goose na Kanada
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Samantaka
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Yakan
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Platypus
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Swan din
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Kingfisher
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Kafa
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Abubuwa masu kwari da kwari
M irin ƙwaro
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Sauro
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Ah!
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Caddy
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Abubuwa masu rarrafe
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Amphibians
Crayfish
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Sabon
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Da rana
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Toad
p, blockquote 72,0,0,0,0 ->
p, blockquote 73,0,0,0,0 ->
Babban kandami
p, blockquote 74,0,0,0,0 ->
p, blockquote 75,0,0,0,0 ->
Leech
p, blockquote 76,0,0,0,0 ->
p, blockquote 77,0,0,0,0 ->
Dabbobi masu shayarwa
Shudewa
p, blockquote 78,0,0,0,0 ->
p, blockquote 79,0,0,1,0 ->
Turai mink
p, blockquote 80,0,0,0,0 ->
p, blockquote 81,0,0,0,0 ->
p, blockquote 82,0,0,0,0 ->
p, blockquote 83,0,0,0,0 ->
Tapir
p, blockquote 84,0,0,0,0 ->
p, blockquote 85,0,0,0,0 ->
Nutria
p, blockquote 86,0,0,0,0 ->
p, blockquote 87,0,0,0,0 ->
Beaver
p, blockquote 88,0,0,0,0 ->
p, blockquote 89,0,0,0,0 ->
Weasel
p, blockquote 90,0,0,0,0 ->
p, blockquote 91,0,0,0,0 ->
Otter
p, blockquote 92,0,0,0,0 ->
p, blockquote 93,0,0,0,0 ->
Muskrat
p, blockquote 94,0,0,0,0 ->
p, blockquote 95,0,0,0,0 ->
Hippo
p, blockquote 96,0,0,0,0 ->
p, blockquote 97,0,0,0,0 ->
Manatee
p, blockquote 98,0,0,0,0 ->
p, blockquote 99,0,0,0,0 ->
Alamar Baikal
p, blockquote 100,0,0,0,0 ->
p, blockquote 101,0,0,0,0 ->
Capybara
p, blockquote 102,0,0,0,0 ->
p, blockquote 103,0,0,0,0 ->
Kammalawa
Kifi, dabbobi masu shayarwa, dabbobi masu rarrafe, tsuntsaye, da kwari sune halittun da ake gani dasu suna zaune a cikin yanayin ruwa, amma ƙananan halittu, kamar crustaceans da mollusks, suma suna zaune a wurin. Wasu kifaye suna buƙatar isashshen oxygen a cikin ruwa kuma suna iyo a cikin koguna da sauri, wasu ana samun su a cikin tabkuna. Dabbobi masu shayarwa da ruwa, kamar beavers, suna zaɓan ƙananan rafuffuka da wuraren zama mai cike da ruwa. Abubuwan rarrafe da kwari suna ƙaunar fadama, ku guji manyan tabkuna. Freshwater shrimp da mussel an zaɓi ta jinkirin tafkuna da tabkuna. Moshkara tana zaune a kan duwatsu na bakin teku da bishiyoyi da suka faɗi.
