Batho ba tloaetse ho fana ka litšobotsi tsa botho ho liphoofolo mme ba fumana bonolo ho sena. Li-dolphin ke liphoofolo tse anyesang tse tsoang taolong ea li-cetaceans, tse nang le maikutlo a ikhethang.
Bokhoni ba bona ba bohlale ka tsela e itseng bo bile bo feta Homo sapiens. Ho mefuta e 19, mefuta e 40 ea maruarua a meno, botlolo ea dolphin, e atileng ka ho fetisisa, ha li-dolphin li boleloa, ke setšoantšo sa hae se hlahang.
Tlhaloso le likarolo tsa dolphin ea bottlenose
Hobaneng li entsoe ka meno? Ka maruarung, meno ha a etse mosebetsi oa ho hlafuna; a sebeletsa ho tšoasa litlhapi, li-molluscs le li-crustaceans. E na le botlolo ea dolphin ho na le tse ngata, ho tloha ho 100 ho isa ho tse 200, tse nang le sebopeho se bopehileng, 'me li fumaneha melomong ea melon.
Litemana tsa nko li kopantsoe ho ba monyako o le mong ntlheng e phahameng ka ho fetisisa ea lehata, phatla ka boeona e boreleli. Molaleng o molelele, hlooho e nyane (ho fihlela ho 60 cm), empa ho na le likhokahano tse fetang habeli bokong ba eona ba bokong (boima ba ho fihlela 1,7 kg) ho feta batho (boima ba 'mele bo boima ba lik'hilograma tse 1,4).
Li-dolphin tsa bottlenose li na le meno a ka bang 200 melomong ea tsona
Leha bo-ramahlale ba pheha khang ka ho itšetleha ha maikutlo a kelello bokamosong ba kelello, ho na le ho hong ho sena. Tsamaiso ea ho hema e sebetsa ka li-slits tse kaholimo ho hlooho.
Ka lebaka la 'mele oa bona o mosesane o tsamaeang hantle, ba tenyetseha haholo ebile ba bobebe. Har'a li-vertebrae tse 7 tsa mokokotlo, tse 5 li kopantsoe. Bolulo ho tloha ho 2 ho isa ho 3.5 metres. Tsehali li ka tlase ho lisenthimithara tse 15 ho isa ho tse 20. Boima ba 'mele bo boholo ke lik'hilograma tse 300. E le molao, 'mala oa' mele o na le melumo e 'meli.
Mokokotlo o boputswa bo lefifi ho isa sootho, mpa e bosweu bo kganyang ho isa ho beige. Ka linako tse ling ho na le liphoofolo tse nang le lipalo ka mahlakoreng, empa lipaterone ha li phatlalatsoe ka mokhoa o lekaneng, li tloaetse ho fetoha.
Ho bua ka Tlhaloso ea dolphin ea bottlenoseMapheo a eona a sefubeng, mokokotlong le mohatleng a tšoaneloa ke tlhokomelo e khethehileng. Mapheoana ana a ikarabella bakeng sa phapanyetsano ea mocheso oa phoofolo e anyesang le tikoloho.
Haeba sena se tloloa, hangata ka lebaka la ho chesa haholo, mesebetsi ea bohlokoa ea dolphin ea senyeha, e ka lebisang lefung. Ho lumeloa hore ba botsoalle, ba amohela baeti ka mofuthu, empa e ntse e le liphoofolo. Bohale ba bona bo bonahala tlhaselong, ho otlang ka mohatla, le ho loma sera. Ho etsahala hore li tsome li kopane le lishaka.
Boikutlo bo nepahetseng bo iponahatsa ka ho ama, ho pholla. Ka nako e ts'oanang, e ikhethang bottlenose dolphin e utloahala. Li na le sistimi ea tsona ea matšoao a molumo, a ts'oanang le a motho:
- modumo, senoko, polelo;
- serapa, moelelo, puo.
Matšoao a Cetacean a theoha ka maqhubu a phahameng a ultrasonic ho fihlela ho 200 kHz, tsebe ea rona e lemoha ho fihlela ho 20 kHz. Ho utloisisa li-dolphin tsa bottlenose li etsa molumo ofe, e lokela ho khetholloa:
- "Ho letsa mololi" kapa "ho lla" (ka linako tse ling ho tšoana le ho bohola) - ho hlahisoa ha ho buisanoa le batho ba morabe o mong, hape le ha maikutlo a bonahala;
- sonar (echolocation) - ho lekola maemo, ho supa litšitiso ha u tsoma.
Ke ultrasonic sonar e sebelisetsoang ho phekola batho ba nang le zootherapy.
Mokhoa oa bophelo oa bottlenose dolphin le sebaka sa bolulo
Metsi a Leoatle lohle la Lefatše, hangata a bata, hangata a futhumetse, ke lehae la li-cetacean. Empa ho na le libaka tseo ka sebele u tla kopana le tsona:
- Sehlekehleke sa Greenland;
- Maoatle a Norway le a Baltic;
- Leoatle la Mediterranean, le Lefubelu, la Caribbean;
- Kou ea Mexico;
- haufi le libaka tsa New Zealand, Argentina le Japane.
Ba phela bophelo ba ho lula fatše, empa ba ka lelera. Dolphin ea botlolo e phela sechabeng se ikhethileng moo ho nang le lihlopha (batho ba baholo, ho hola, bakeng sa ba banyenyane).
Setšoantšo sa dolphin bottlenose dolphin
Liphoofolo tsena tse anyesang li ka ba le sebopeho se feto-fetohang, li kopane ka mehlape e meholo, li li tlohele, li khethe tse ling. Ha ba ntse ba lula botlamuoeng, ba na le bolaoli ba bona. Boetapele bo khethoa ka mekhahlelo ea 'mele, litekanyo tsa lilemo, bong.
Lebelo la bona la ho sisinyeha le fihla ho 6 km / h, moeli o phahameng ka ho fetisisa ke ho fihlela ho 40 km / h, ba tlola ho fihla ho 5 metres ka bolelele. Ba rata ho robala pela metsi, empa nakong ea boroko e 'ngoe ea li-hemispheres e lula e tsohile.
Arolelana Mefuta ea botlolo ea dolphin:
- leoatle le letšo;
- Moindia;
- Australia;
- hole botjhabela.
Ho fihlela ho likete tse 7, batho ba lula Leoatleng le Letšo Letlapa le letšo la dolphin bottlenose dolphin, palo ea bona ea fokotseha. Sena se bakoa ke ts'ilafalo ea tikoloho, nts'etsopele ea likepe tsa lefats'e, le bosholu ba botlokotsebe.
Dolphin e khetha ho robala moeling oa metsi
Likotsi tsa technogenesis ka mokhoa oa liliba tsa oli, sonars, boikoetliso ba sesole, lipatlisiso tsa litšisinyeho tsa lefatše, li na le phello e mpe ho baahi bohle ba lefatše la metsing. Ka hona, ka bomalimabe, bottlenose dolphin bukeng e khubelu ha se ea ho qetela ea ho timela.
Lijo tsa dolphin tsa botlolo
Ha li batla lijo, li-cetacean ka linako tse ling li tsoma bosiu. Li-sardine, li-anchovies, li-croaker, li-bass tsa leoatle li nkuoa e le sejo se monate se ratoang. Motho ea hlokofalitsoeng o khethoa ka boholo ba 5 - 30 cm ka bolelele.
Empa lijo tsa bona li pharalletse haholo, ho latela sebaka sa bolulo, esita le liphoofolo tse se nang lesapo la mokokotlo tse fumanehang haufi le lebopo li tsongoa. Di fepa ka bonngwe ka bonngwe le ka ho tsongwa ha sehlopha.
Ena ke tsela e ikhethileng, ha mohlape oa liphoofolo tse anyesang o sebelisang lihlapiso o lelekisa litlhapi, o li lihela qubung e teteaneng. Ho na le linako tseo ba neng ba thusa batšoasi ba litlhapi ka ho hohela letlooa ho kena ka letlooeng.
Kabelo ea letsatsi le letsatsi e fapana ho tloha ho 5 kg ho isa ho 16 kg. Bulela foto dolphin bottlenose dolphin hangata e hlahisoang e le ho qoela ka metsing, 'mele ea bona e ba lumella ho qoela ho fihla ho limithara tse 300.
Ha ba batla lijo, hangata ba qoela botebong bo sa feteng limithara tse 100, ba ka tlasa metsi ho fihlela metsotso e 7, nako e phahameng ea ho qoela ke metsotso e 15. Ebe ba hloka ho hema moea. Le ha ba robala ka metsing, ba nahana ntle le ho tsoha, hore ba monye oksijene e ncha.
Ho ikatisa le ho phela ha dolphin ea bottlenose
Nako ea selemo le lehlabula ke nako e ntle ea ho tsoala. Mosali o lilemo li 5 mme e tona e ba batsoali ba lilemo li 8. Lintlha tse khahlisang ka dolphin ea bottlenose ke sethepu sa bona le bokhoni ba ho nyalana le li-cetacean tsa li-subspecies tse ling.
Nako ea ho nyalana e nka matsatsi a 3 ho isa ho libeke tse 'maloa. Ka nako ena, liphoofolo tse anyesang li sesa ka maemo a ikhethang, li koba 'mele ea tsona, lia tlola, lia loma, li hohla ka mapheoana le hloohong. Selelekela se tsamaea le lipontšo tsa molumo.
Ho tlolelana ha liphoofolo ho etsahala ha u ntse u tsamaea le ho feta hanngoe. Bokhachane bo nka hoo e ka bang selemo, pele motho a beleha, motho eo o ba manganga, a be tlokotsing. Lesea le hlaha tlasa metsi, mohatla o tsoa pele, pelehi e ka nka lihora tse 2.
Qetellong ea tšebetso, mohlape kaofela o thabile haholo, oa thaba, 'me lesea le sa tsoa tsoaloa le' m'a lona le "lithunya" tsa basali, le tlameha ho phaphamala holimo ho ea phefumoloha moea oa pele.
Setšoantšong, dolphin ea botlolo e nang le malinyane
Ha e hlaha, malinyane a na le bolelele ba lisenthimithara tse 60, hang-hang e leka ho fumana likono tsa tse tšehali. Qalong dolphin ha e tlohele 'm'a eona, e fepa lebese likhoeli tse 18 kapa ho feta, tse mabapi le mafura li fetang tsa khomo. Latsoang lijo tse tiileng kamora likhoeli tse 4 tsa bophelo.
Ts'ebetso ea ho ikatisa e tšoana le motho. Maloetse le ona aa tšoana, ba tseba hore na stroke kapa lefu la pelo ke eng. Bophelo ba liphoofolo tsena tse hlollang bo ka nka lilemo tse 40.
