Sharks. nuni

A karshe shekaru 50 sharks rayayye bin mutãne - shi ne don haka aiki da cewa da dama daga nau'in riga barazana tare da nau'i nau'i. Wane ne ya fi hatsari - shark shark mutum ko mutane, - da tambaya ne ya sa a gaban kowane baƙo da nuni "The duniya na kifayen teku. Deep nutse ", wanda ya bude a watan Nuwamba a Museum of harbi. Wannan shi ne na farko nuni a Rasha, wanda ya riga ya gudanar da "ziyarci" da Amurka, Singapore, Turkey, Canada, Australia, da kuma Montreal.

Sharks - daya daga cikin tsofaffin jinsunan a duniya zai zama fiye da 450 da miliyan shekaru da suka wuce. Babu wani daga cikin nau'i nau'i lokaci ba a shafi sharks, yayin da kimanin 96% na rayayyun kwayoyin halitta suka zama dadaddun a matakai daban-daban na Duniya ta zama. Kuma kawai a yanzu, bayan haka shekaru masu yawa, sun iya zasu kare da hannun ɗan adam.

A nuni a cikin wani nau'i na jadawali nuna juyin halitta na kifayen teku. Alal misali, a daya mataki na juyin halitta (wanda ya zo daidai da xumamar duniya), akwai manya-manyan sharks - Megalodon, wanda shi ne goma da mafi mita a tsawon.

Yau da dama rayuwarsu a duniya jinsunan shark, kuma shi zai zama daidai ba to zaton cewa kowanne daga cikinsu shi ne daidai hatsari. A faranti da bayanin kowane nau'in ba da alama cewa shark za su kai farmaki a kan ku. Hakika, a wajen m ( "The yiwuwar cewa a cikin Amurka za ku kashe barewa, 200 sau mafi girma fiye da yiwuwar m shark hari"), amma maimakon soothing.

A mafi m abu ne da irin fox shark, wanda wutsiya daukan kusan wata uku na jiki tsawon. A wutsiya ake bukata don stun kifi da squid. Model na wannan da kuma wasu kifayen teku a yanzu size rataye a kan garun, da taimaka wa baƙi game da tunanin abin da ya wakiltar wani irin.

M farfado ne babbar jaws na zamanin d 32-kafar shark Otodus obliqua. Af, daga burbushin ya nuna kawai muƙamuƙi da kuma hakora na sharks ƙasũsuwa kunshi guringuntsi, wanda decompose bayan mutuwa.

A karshe shekaru ashirin mun zama m shark kai hare-hare a kan mutane (ko da yake akwai mutane da yawa, da kuma "talakawa" lokuta). Wannan shi ne saboda da depletion na sharks abinci da kuma mazauninsu canje-canje. Domin sharks, da bijimai, da waɗanda suka yi mafi m harin a kan mutane, yana da muhimmanci sosai gaban Marshes, inda suka ciyar. Gina dausayi da take kaiwa zuwa a ke so hijirarsa na sharks a yankin. Masu ziyara iya bi da hijirarsa da sharks a kan taswira.

Da yawa tsoro tsoron sharks. Kuma wannan shi ne wani hatsari: da dalilai a selahofobii wani lokacin kwanciya a cikin bayanai zuwa daga kafofin watsa labarai. Jaridu da ban tsoro Adadin labarai game da sharks da kuma kisa abubuwa, halitta kawai tada ratings, littattafai, fina-finai - duk wannan hidima a matsayin mai iko kayan aiki domin ci gaban tsõro a cikin mutane. Bayan da a saki na movie "Jaws", wanda shuka tsõro a cikin mutane na sharks, ko da suka fara shirya gasa da kuma abubuwan da suka faru kashe a kan kamawa sharks for fun.

A wargajewa sharks bukatar mutane ba kawai a matsayin wata hanya kare su daga hare-haren, amma kuma kamar yadda wani kashi na abinci. Shi ke babu wargi, miliyan 100 sharks aka kashe a kowace shekara domin cinikayya na shark fins! Shark filafilin kifi miya ne samun a shahararsa, kuma akwai fins a Amurka daga $ 200 zuwa $ 550 da kilogram, da kuma a nahiyar Asiya har zuwa 4400 daloli. A fili yake cewa ba za su iya yin mai kyau kudi, wanda ke nufin cewa tallace-tallace ba zai rage.

Shark filafilin kifi miya yana dauke da wani tonic wakili a Sin magani. Duk da haka, fins, kazalika da nama, zai iya ƙunsar Mercury da arsenic, don haka da cewa irin wannan filafilin kifi miya ba kawai ba wajibi ne, da kuma wani lokacin cutarwa. Strikingly bakin ciki gaskiya: wani lokacin da ƙege aka yanke daga rai sharks, wanda aka sa'an nan jefa baya (har yanzu da rai!) A cikin ruwan. Kama da ƙege miya marufi, squalene mai, amfani da samar da kayan shafawa, da kuma ba shi da wani musamman abũbuwan amfãni a kan sauran mai, misali, daga cikin itatuwan zaitun - duk wannan za a iya gani a nuni.

Wani lokaci shark amfani da matsayin ganima. Anglers kama kifayen teku, yayin da wasu jinsunan da aka dauka a karkashin kariya. Yanzu za ka iya kama ne kawai 6 jinsunan sharks, wanda dole alama da saki da baya. A nuni jujjũya, a kuma aka nuna (video da kuma photos) na mataki na musamman masu auna sigina kewaye, wanda hašawa da su, to sharks da kuma ba da damar da shi wajen saka idanu da motsi, wanda, ba zato ba tsammani, ba ko da yaushe zai yiwu.

A nuni akwai kuma wasu ban sha'awa farfado: cell ga ruwa tare da kifayen teku, "protivoakulnye 'kara, tankuna da Kwayoyin amfani ga harbi fina-finai game da sharks, da kuma sauran farfado.