Kamoo boima ke shaka: le lintlha tsa ho fetisisa-ho fetisisa

liphoofolo tsa litonanahali tsa nyoretsoeng le leoatle le leholo - sena e leng setšoantšo sa lishaka, merero e tsoanang ho shebelloang libaesekopo le lingoliloeng. Kamoo boima ke shaka le e hlile e le e kotsi, baemeli tsena tsa liphoofolo oceanic?

Lishaka - baahi ba leoatle tebileng

Lebitso la - ke setšoantšo kopanetsweng. Motho feela ea tloaelehileng feela nahana litlhapi tsoa ka Horror filimi. Empa shaka - e superorder la litlhapi cartilaginous, e kenyeletsang ka 450 mefuta e. Likarolo tsa liphoofolo tsena e le 'mele oa torpedo e bōpehileng joaloka, e kholo heterocercal pop lady ka khutlela hae, a mangata meno ka mehlahare bobeli. Moo har'a lishaka e le libatana bo khethehileng le khotso plankton jang. Lishaka fapaneng litekanyo, bolelele fapana ho 17 di emetse disentimitara ho limithara tse 20. Le hore na boima ba 'mele ka shaka? E itšetlehile ka boholo ba eona. Baemeli ba superorder ena phela haholo-holo ka metsi a letsoai la maoatle le maoatle, empa ho na le ba e phela ka metsi a hloekileng. Re tla kopana le mefuta e ikhethang e khōlō 'me ka fumana boima ba' mele kamoo shaka kholo ka ho fetisisa.

1st sebaka: e leng whale shark

Hobane o bitsoa hore e moholo har'a metsoalle ea hae. Phelang litho tsa mefuta e ka maoatle ka leboea le ka boroa. 'Me eo ke e kholoanyane ho feta e ka leboea. lishaka Whale fihle le 'mele oa bolelele ba limithara tse ka bang 20' me boima ho fihlela ho lithane tse 20. Tšoaroa ka 1949 haufi le sehlekehleke sa Baba disampole ne limithara tse 12,5 e telele le boima ba lithane tse 20. Ho ea bohlooho-sootho le tšoeu matheba seqhenqha le sebakeng se e ikhethang bakeng sa motho ka mong. lishaka tsena phela ka bang 70 lilemo tse, le se ngata ho makatse - ba filtara feeders. Sena se bolela hore ba fepa ke straining metsi le filtara e tsoa plankton. Motšehare, tlhapi ena se seholo e pompa boima ba lithane tse 350 tsa metsi 'me ho jang dikilogeramo 200 tsa plankton. Ka molomo, e leng whale shark ka lumellane ho fihlela ho batho ba 5, 15 of mohlahareng koahetsoe ke likete tsa meno tse nyenyane. Leha ho le joalo, o ile a mohla hlasela batho ba, 'me divers tse ngata esita le ho laola ho tšoara eona. lishaka Whale ke lieha le sa utloisisoe. palo ea bona e nyenyane haholo, kahoo mefuta e ho tse thathamisitsoeng ka kotsing ea ho fela.

2nd sebaka: tlou shaka

Bophahamo ba ka boholo ho shaka leruarua arola manaka a tlou. Sena se seholo tlhapi ho fihlela ho limithara tse 15 le bolelele ba le boima ho fihlela ho lithane tse 6. View, eo e le haufi le ho fela. Shaka e hlile ke rata tlou le marameng sunken ka lebaka la molomo oa lona butsoe ka bophara ba limithara tse 3 le le meno a mangata tse nyenyane. The boholo bo fetisisang (lebitso la e mong oa shaka ena - seqhenqha) tlhapi etsa sa kopanele tšebeletsong. Ba ile ba boela sefa feeders, empa ho fapana le leruarua le phela ka dipakete. Ho atamela pakete kotsi: mohatla wag ka habonolo bolaea diver.

sebaka 3rd: ea shaka e tšoeu

Hlahlamang ka lethathamo rona - Shark herring lelapa, moemeli oa liphoofolo tse kotsi ka ho fetisisa lefatšeng - the shaka e tšoeu. Mona ho toba le phoofolo ea tonanahali ea lifilimi e tšosang. Bakeng sa dilemo tse fetileng tse 30 tsa bophelo ba hae a ntse e hōla ho fihlela ho limithara tse wa 6.5 ka bolelele, 'me 300 o ile a lokisetsa ka mela e meraro ea meno bohale ba ntjhafatswa mong le e mong likhoeli tse tharo. O ile a shaka o moputsoa, empa limpa tsa tšoeu hae. Sena ke e liphoofolo tse li jang ikhethang: ka ja lijo tsa litlhapi le liphoofolo tse anyesang metsing. Phelang litho tsa mefuta e ka maoatleng tsohle ntle le Arctic. Palo e khōlō ea liketsahalo tsa litlhaselo tsa ka motho a ke ea libatana tsee bolibeng. Kamoo boima ke moholo tšoeu shaka - ntlha moot. The lokisa nyeoe e 'ngoe - shaka bolelele ba limithara tse 6,4' me e le boima ba lithane tse 3. O ile a tšoaroa ka 1945, 'me ha e le e khōlō e tšoeu shaka.

sebaka 4th: nkoe shaka

The atileng ka ho fetisisa ka moemeli maoatle lishaka. E ile a fumana lebitso la lona bakeng sa metopa lefifi ka 'mele. Liphoofolo tse li jang, ha ikhule ho tswa ho hlasela motho eo. West Indies ho nkoa moemeli oa libōpuoa tse kotsi ka ho fetisisa leoatle. Kamoo boima ke nkoe shaka? Ho ea ka lipalo-palo, ho fihlela ho lithane tse 1,5 le bolelele ba 'mele ho limithara tse 5.5 go. Ka boholo ena, e ka tsoma ka bolibeng ba limithara tse ho fihlela ho 3 le, ho makatse hore ebe, ha e phela le botlamuoeng. Ena ke kotsi omnivorous liphoofolo tse li jang. Seo ha e so fumanoang ka mala a lishaka nkoe! Sena lipoleiti lengolo, 'me lintho tse ka tlung,' me esita le khoho coop ka masapo a ka le masiba tsa baahi ba eona (a mohlala)!

5th shaka Polar

Litekanyo tsa genus ke ha ho joalo e kholo bapisoa le baeta-pele ba lintlha le: bolelele 'mele - ho fihlela ho 5 limithara, boima - about 1 ton. Lule ho tse jang tsena mafolofolo maoatle leboea le Leoatle la Arctic. lebitso la e mong - kapa Greenland leqhoa. mefuta e tebileng-metsi, karolo e khōlō ea lijo tse bopang octopus. Nama ea shaka ena e ba phelelang ho ammonia ka lebaka la ho ba sieo ha ea tsamaiso ea mosese. Empa Icelanders sejana ratang ke "hakarl" - bolileng nama leqhoa shaka. Ho thahasellisang ke hore bo-rasaense ba fumanoa ba ntse ba radiological ho etsa lipatlisiso lense ea leihlo, le shaka o e-ba bolelele ba limithara tse 5 pakeng tsa lilemo tse lilemo tse 270 ho 512. Kajeno ho ke ho fetisisa nako e telele phela baahi ba maoatle, eo ho bakoa ke metabolism tlaase.

The shaka kholo ka ho fetisisa o ile a hlokahala

Paleontologists hlahisitse magala ea moholo-holo foqohe ea lishaka morao-rao - Megalodon, le liphoofolo tse li jang kholo ka ho fetisisa ea nako tsohle. Megalodon phela lilemo tse milione 23-25 fetileng. boholo ba eona ka ahloloa ho tswa meno magala le vertebrae tse seng kae. Hakanngoa bolelele ba liphoofolo tse li jang le - ho fihlela ho limithara tse 12. Kamoo boima ke shaka Megalodon, ya e le hantle, re tseba theoretically. Empa dipalelo bontša boima ba lithane tse 42.

Features lishaka kgolo ya

Joaloka litlhapi tsohle, lishaka hōla ho pholletsa le bophelo. Ka mohlala, e leng se pakoang hore leqhoa shaka e ntse e hōla ka karolelano ea 1 disentimitara ka selemo. lithuto tsena ha se khanna ka baemeli ba bang, 'me re na le leha ho le joalo ho hlahloba sebaka sena. Lishaka se phela nako e telele le botlamuoeng - e ke 'nete. Ke ka lebaka leo thuto ea bona ba hatela pele feela ka tsoelo-pele ea mekhoa-le-moea-ea elektronike. Ichthyologists le oceanographers feela ipokellela ya data ho etsa lipatlisiso mabapi le bophelo ba tse jang tsena tse hlollang. Empa ka lebaka la makhabane a se a le teng, re ka fumana hore na e ngata boima nkoe shaka, kapa o mosoeu leruarua.

Kahoo joale re tseba linatla morao-rao har'a lishaka. Empa ba bangata, ya data le joalo molao unconfirmed fana ka maikutlo a hore basesisi bane ba bone le baemeli e khōloanyane ea shaka. Litsebi tse ling li pheha khang ea hore Megalodon ntse phaphametseng ka bolibeng unexplored tsa maoatleng. Probably re ke ke ra tseba boima kamoo shaka kholo ka ho fetisisa lefatšeng, hobane re ntse ba e-s'o tšoaroa.