Teku zakuna ... Ta yaya suka sha bambam da sauran like?

Bisa ga kimiyya rarrabuwa na teku zakuna kasance a cikin iyalin Eared like. Amma a kan bayyanar da hanyar rayuwa, da sũ suke sãɓa da yawa daga mafi kusa dangi. Wannan shi ne, daga cikin giwa like da kuma Jawo like. Wane ne suka - wadannan carnivorous dabbobi masu shayarwa? Kuma abin da unites mazaunan cikin teku tare da babban Cats, manyan ga savannas? Amsar wannan tambaya ita ce quite sauki: a jima'i balagagge maza da gashi a kan abin wuya ne fiye da sauran na jiki, ya sa akwai wata kama ga Afirka mane predator. An yi imani da cewa teku zakuna an samu kawai a cikin Southern Hemisphere. Su ne akwai, akwai nau'i uku - domin habitats: Australian, New Zealand da kuma Kudu, wanda aka same kashe bakin tekun na Afirka da kuma Latin Amurka. Amma arewa na ekweita irin dabbobi ne ma kowa. Wannan Californian teku zakuna da zaki. Kuma idan na farko view ne ba yawa daban-daban daga kudancin takwarorinsu (tun live a subtropics, kuma ba ya bukatar tara reserves na jiki mai), da teku zaki dauki wani m alkuki a wani wajen high latitudes na Arewa Hemisphere. Ya zaune a Rasha a cikin Kuril Islands a Tekun Okhotsk, Kamchatka, Sakhalin. Yana kuma iya iya samu a kan Kwamandan kuma Aleutian Islands, Alaska da Coast na Arewacin Amirka saukar zuwa California.

Teku zakuna, sabanin sauran like - wani abin mamaki m tãlikai. Ko a kan ƙasar, su ne quite aiki da deftly matsawa da kuma a cikin ruwa da kuma bai nuna abubuwan al'ajabi daga circus wasan akrobat. A fata na launin ruwan kasa, tare da wani fairly short Jawo. Wannan sha'awar ta gashi kuma da zaran mai Stores ajiye ra'ayoyi na teku zakuna daga nau'i nau'i mutane. Mafarautan su ne ba haka ba riba, a matsayin like da kuma sauran like, ko da yake kasar Japan da aka hallaka da endemic jinsunan wadannan dabbobi. Streamlined jiki, karfi fins, mĩƙe karamin kai da kananan, dan kadan convex kyau idanu da damar da zaki ga nutse har zuwa zurfin 90 mita da kuma bi makarantu na kifi a high gudun.

Wadannan dabbobi iya ciyar kwana a bude teku. Duk da haka, teku zakuna ba na son dogon hijira. Za mu iya cewa wannan sedentary dabbobi, ba da nisa daga gaci mai yashi a nesa na kan 25 km. Su farautar kifi, crustaceans, mollusks. Bi da bi, da teku zakuna zama ganima daga kisa Whales da fari sharks. Sun shirya mazauna, amma ba kamar yadda da yawa kamar yadda sauran eared like. Maza daga wani more m - duk fada domin harem karkashin hanya, kamar yadda mai mulkin, "na farko jini". Mãtan nuna m kawai a farkon kwanaki bayan haihuwa. Sun dabbobi suna da zinariya Jawo da kuma ciyar da nono har zuwa watanni shida. Mãtan zama jima'i balagagge a cikin shekara ta uku ta rayuwa, da kuma maza - a kan na biyar. Amma kawai shekara bakwai yakan mallaki zaki mane kuma iya kare su harem. Sea zaki (photo na shi a nan) sun fi yawa da ya budurwa m: 300 kg na live nauyi da wasu 90 kg na Ladies.

Wadannan dabbobi suna musamman da raya shafi tunanin mutum aiki. Sun kasance mai kaifin baki, m, da kyau hõre da kyau trainable. Wannan, da kuma muhimmi sirri da falala, sanya su m 'yan wasan kwaikwayo a aquariums da dolphinariums. Saboda haka, mafi yawan mu tun suna yara sanin abin da ta kama wani teku zaki. Kuma cikin sharuddan sauƙi na rayuwa garken wadannan like an ceto daga su halitta makiya - sharks da kuma kisa Whales - da aka gudanar kusa da mutane, sa ta zama wurin rayuwa ginshiƙin gada, tashoshin jiragen ruwa da kuma ko kewayawa buoys.