White kuma blue Whales: da girma. The most Whale: Girma

Masana kimiyya ka'idantasu cewa idan Whales sun magabatan dabbobi masu shayarwa, a baya suka zauna a cikin ƙasa. A tsarin da kwarangwal na zaune teku dabbobi da hidima ga tabbatar da wannan jarrabawa. Su ba su son kifi saboda ba su spawn, ba numfashi ta hanyar gills, su matasa, ana haifuwarsu kafa cikakken da ake azurtã nono. Wane ne Whale? The girma na wasu wakilan wannan kungiyar masu ban sha'awa. Bari mu auna su.

The most Whale

Girma na most giant a cewar wasu kafofin su ne: jiki tsawon game da 34 mita da kuma weighs 180 tons. Blue, ko kamar yadda shi ne ake kira, blue Whale, rarrabuwa ne da dabbobi masu shayarwa vertabrate. A kan talakawan, da wakilan da wannan nau'in tsiro zuwa mita 30. Suka ku yi awo game da 150 tons.

Girma Whales (photo) da sauran iri suna fadin. Alal misali, toothed maniyyi yana da jiki tsawon game da ashirin da mita, da kuma kisa - ba fiye da goma. Domin cetaceans ne da dabbobin ruwa. Girman wadannan dabbobi masu shayarwa da kuma kasa. The most dabbar dolfin yana da wuya girma fiye da mita uku.

Yawancin mutane sun gaskata dabbar whale babban kifi. Wannan shi ne ainihin wani kuskure ne. Similar to su ne kawai general tsarin da jiki da kuma yanayi. Akwai gagarumin bambanci a cikin aiki na juyayi, Sistem, homology, fata. Procreation da kuma ciyar da wannan, kazalika da ƙasar dabbobi masu shayarwa.

Whales: masu girma dabam da kuma irin

Masana kimiyya raba wakilan wadannan biyu dabbobi masu shayarwa na suborder. Sun bambanta ƙwarai a rayuwa da kuma rage cin abinci. Daya kungiyar - shi ne mai baleen Whales, da sauran - toothed. A title an riga an dage farawa, da kuma halayyar su hanyarsa ta rayuwa.

Baleen Whales - m dabbobi. Suka ciyar a kan plankton da mollusks, tace su daga cikin ruwa shafi ta hanyar wani farantin daga baleen. Mafi yawansu ba su a cikin balagaggu yana da jiki tsawon fiye da goma mita. Specific fasali na wakilan wannan suborder da kuma salon bambanta kadan.

Toothed Whales - da yara. Su abinci - kifi da kuma wasu dabbobi masu shayarwa. Wannan suborder ne mafi bambancin. Mafi yawa daga cikin wakilan da jiki size of har zuwa goma mita. Ware irin wannan iyalai: Oceanic da kogin dabbobin ruwa, kashalotovye, beaked Whales. Su, bi da bi, shi ne rabo na subfamilies da kuma danginsu, dangane da musamman hanyar rayuwa da kuma mazauninsu.

fari Whale

A suborder na toothed Whales da wakilan, halin da musamman launin fata. Yana da fari. Saboda haka sunan - da fari Whale. Dabbobi ne iyali monodontidae. fari dabbar whale da girman har zuwa shida mita. Mass adult maza kai biyu tons. Don kwatanta, kamar guda size a matsayin jariri mustachioed blue Whale.

Beluga zaune har zuwa shekara arba'in. Hunts Stein kifi, crustaceans da molluscs. Ya zaune a arewacin latitudes. Features type: a lokacin farin ciki Layer na epidermis, da kuma mai, abin da na tsare da hypothermia, "foreheaded" kai kuma pectoral fins ne short m.

A takamaiman launi na beluga yana da wani haihuwa. Kwiyakwiyanta aka haife tare da duhu blue. A shekaru na shekara guda, suka brighten da kuma zama greyish. Shi ne kawai bayan shekaru uku (yawanci shekaru biyar) acquire halayyar farin launi.

Duk da cewa shi ne mafi girma dabba a kan beluga iya farautar sauran wakilin cetaceans - Whale. Iyakacin duniya bears kuma iya barazana a gare su. Wannan ya faru a lokacin da belugas suna clamped a polynyas m kankara. Ba za su iya zama a karkashin ruwa na dogon lokaci, tun da taso kan ruwa kowane minti biyu don samun wasu iska.

blue Whale

Shi ne mafi girma dabba a duniya. Masana kimiyya sun gano uku jinsunan. Biyu daga cikinsu akwai: arewa da kuma kudu - da ake samu a daban-daban latitudes. A na uku - wani gajeren blue Whale. Its girma ne yafi tsada ba ne. A adult ya kai wani nauyi baby ta saba takwaransa. Gajeren blue Whales ne quite rare da aka samu kawai a kudancin teku.

Ya fi girma dabbobi duk mai girma. Whale zuciya m zuwa kananan-size abin hawa, shi zai iya auna har zuwa 700 kg. Wannan ba abin mamaki bane, domin jiki ne kullum tsotso har zuwa 10 ton na jini. A diamita na giant jijiya ne 40 cm, kuma shi ne free zuwa hawa da yaro. Harshe Tã har zuwa uku ton. Sun tura ta cikin Whale gashin baki babban kundin na ruwa daga bakin, wani yanki na kan ashirin murabba'in mita.

Features

Launi blue Whales su ne ainihin launin toka. Amma idan ka dubi su ta hanyar da ruwa shafi, suka ze da bluish tint. Wari, dandano da gaban wadannan Refayawa suna talauci ci gaba. Amma da suka ji da kyau. Sadarwa ne da za'ayi ta yada ultrasonic sakonni, da kuma fuskantarwa a sarari - ta hanyar echolocation.

Hadari da mutane idan blue Whale? Girman wadannan dabbobi su ne babbar hanyar da mu nagartacce. Duk da haka, wani mutum ya ci, ba za su iya ba. Bã su da daban-daban abinci, abubuwan daka zaba. A diamita na makogwaro na 10 cm. Wannan ya ishe watsa plankton, da ƙananan kifaye, crustaceans da molluscs. The kawai lalacewar cewa zai iya sa a blue Whale - da ka a kan soron kunna jirgi, wanda zai zama a kan shi a kusa da kusanci.

Cetaceans numfashi na yanayi iska. Suna da daga lokaci zuwa lokaci Yunƙurin zuwa surface ga na gaba rabo daga oxygen. Yadda aka saba, blue Whale nutsa ga 10-15 minti. Lokacin da ka tãka a lokacin exhalation akwai wata xabi'a ruwa marmaro.

Mazauninsu da hanyar rayuwa

Ne maƙiyan blue Whales? Girma, kamar yadda shi dai itace, ba ajiye mafi girma dabbobi a duniya daga kisa Whale harin. Wadannan yunwa da makwabta, da samun kashe a swarms, zai iya kai farmaki har tridtsatimetrovoy giant. Suna tsãge ta daga jiki Whale nama guda. Tsanani raunin da zai iya sa mutuwa. Akwai lokutta inda gawawwakin blue Whales da halayyar raunuka hakora na kisa Whales samu jefa a bakin. Wadannan Refayawa, duk da size da kuma nauyi, sau da yawa tsalle daga cikin ruwa. An yi imani da cewa saboda dabbobi na kokarin rabu da parasites a jikinsu da kuma Shellfish.

Mazauninsu m Whales. Masana kimiyya ba su da isasshen karfi don ci gaba da lura da dukan su ƙungiyoyi. An gano cewa dangane da kakar na blue Whales ƙaura a search na abinci da kuma mafi kyau duka yanayi. A cewar wasu lura da dabbobi ne kullum a Equatorial Pacific Ocean.

An yi imani da cewa rayuwa Hasashen na blue Whales iya isa daruruwan shekaru. Su ne - guda. Kawai wani lokacin da suka tara a kananan kungiyoyin a lokacin da yanayi na hijira. Uwa da mãma, da matasa domin akalla watanni shida. Per rana girma "baby" yin la'akari har zuwa goma ton iya sha 600 lita na madarar uwarsa.

A jama'ar da kama kifi kama

Masana kimiyya bayar da shawarar cewa har zuwa farkon aiki whaling a cikin ruwayen tekuna, akwai wani kasa da 250 dubu mutane mafi girma a dabbobi na duniya. Don kwanan wata, bisa ga mafi kaffa kintace, bã su da wani fiye da 10,000.

Abin da darajar Whales da mutane? The girman da dabba jiki da kama kifi matsayin high. A daya gawa whalers samu ba kawai nama, amma kuma man fetur da kuma whalebone. Nama ne har yanzu Popular a Japan, kuma shi ne ba abin mamaki bane cewa kama kifi akwai mafi aiki.

The yawan blue Whales ya rage muhimmanci. A cikin shekaru da suka gabata an halaka wani babban yawan manya. Whale mãtã isa jima'i balaga a shekaru goma. Kowace shekara biyu za su iya ba yankakkiyar albarka. Amma halin da ake ciki shi ne irin abin da ya fi na matasa da ake zama a azabtar da kamun kifi, da kuma ba kai ta balaga.

Don kwanan wata, blue Whales ana kare. Suna da aka jera a matsayin miyagun. Amma mutumin da sakamakon da ayyukan da suka shafi gurbacewar muhalli har yanzu wakiltar wani tsanani barazana ga daukacin jama'ar.