Mutane sun gamsu cewa yin tsarkake haƙƙoƙin kuliyoyi ne (na gida da na daji). A halin yanzu, ban da felines, bears, zomaye, tapirs, gorillas, hyenas, guinea pigs, badgers, raccoons, squirrels, lemurs har ma da giwaye suna fitar da ƙara mai ƙarfi. Duk da haka - me yasa kuliyoyi suke yin tsarki?
Sirrin yin tsarkakewa ko inda aka haifi sautuna
Masana ilmin namun daji sun daɗe suna neman asalin sautin abin da ke motsa mahaifa, suna ba da shawarar cewa akwai wani yanki na musamman da ke da alhakin tsarkakewa. Amma, bayan gudanar da jerin gwaje-gwajen, sai suka gamsu da rashin dacewar wannan ka'idar kuma suka gabatar da wani.
Sigina zuwa ga tsokoki masu sanya muryar muryar ta fito kai tsaye daga kwakwalwa. Kuma kayan aikin da ke haifar da rawar jijiyoyin jijiyoyin sauti sune kashin hyoid wanda yake tsakanin asasin harshe da kwanyar kai.
Bayan sun lura da wutsiyar dabbobin a cikin dakin binciken, masana kimiyyar halittu sun cimma matsaya cewa kuliyoyi suna tsarkakewa, ta amfani da hanci da bakinsu, da rawar jiki suna yaduwa cikin jiki. Abin sha'awa, ba za ku iya sauraron zuciyar cat da huhu ba yayin rawar murya.
Numbersan lambobi kaɗan
Fahimtar yanayin tsarkakewa, masanan kimiyyar halitta basu takaita da neman asalin sautin ba, amma sun yanke shawarar cikakken nazarin sifofin sa.
A cikin 2010, an wallafa wani binciken da Gustav Peters, Robert Ecklund da Elizabeth Duthie, waɗanda ke wakiltar Jami'ar Lund (Sweden), aka wallafa: marubutan sun auna yawan sauti mai ban mamaki a cikin feline daban-daban. Ya zama cewa tsarkakakkiyar kyanwa tana faruwa a kewayon 21.98 Hz - 23.24 Hz. Wani keɓaɓɓen kewayon halayyar rudanin cheetah ne (18.32 Hz - 20.87 Hz).
Bayan shekara guda, an buga aikin haɗin gwiwa na Robert Ecklund da Suzanne Scholz, wanda ya ambaci lura da kuliyoyi 4 waɗanda aka tsarkake a cikin zangon daga 20.94 Hz zuwa 27.21 Hz.
Masu binciken sun kuma jaddada cewa tsarkakakken kuliyoyin daji da na gida ya banbanta a tsawon lokaci, fadada da sauran sigogi, amma har ilayau mitar ta canza - daga 20 zuwa 30 Hz.
Yana da ban sha'awa! A cikin 2013, Gustav Peters da Robert Ecklund sun lura da cheetahs guda uku (kyanwa, saurayi, da saurayi) don ganin idan yawan sautin ya canza da shekaru. A cikin labarin da aka buga, masana kimiyya sun amsa tambayar su a mummunan.
Dalilai na tsarkakewar kyanwa
Za su iya bambanta sosai, amma ba a taɓa haɗuwa da su da zalunci ba: ba za a iya kiran muguntar da ke tattare da kuliyoyin watan Maris biyu tsarkakakke ba.
Galibi dalilan da yasa kuliyoyi tsarkakakku ne masu fa'ida kuma suna cike da ma'ana ta lumana.
Halittar furry tana buƙatar purr don tunatar da mai shi rabon abinci na gaba ko rashin ruwa a cikin ƙoƙon. Amma galibi ba haka ba, kuliyoyi suna bayyana gunaguni lokacin da aka shafa su. Gaskiya ne, idan aka ba da taurin kai na dabbobin daji, lokacin da za ku iya nuna ƙauna dole ne a zaɓi shi a hankali.
A cewar masana kimiyyar dabbobi, yin tsarkakewa ba wani abu bane - koyaushe ana hade shi da wasu nau'ikan motsin rai, gami da godiya, jin daɗi, kwanciyar hankali, damuwa ko farin ciki yayin saduwa da mai shi.
Sau da yawa aikin ihu yana faruwa yayin shiri don kwanciya: wannan shine yadda dabbar da sauri ta isa matakin hutu da ake so kuma tayi bacci.
Wasu kuliyoyi suna yin tsarki yayin haihuwa, kuma kittens din da aka haifa suna tsarkakewa kwana biyu bayan haihuwa.
Yin tsarkaka don warkarwa
An yi imanin cewa felines suna amfani da purring don murmurewa daga rashin lafiya ko damuwa: rawar jiki da ke haskakawa cikin jiki yana motsa jinin jini mai aiki kuma yana farawa matakan rayuwa.
Karkashin purr, dabbar ba wai kawai ta kwantar da hankalinta ba, har ma tana yin dumi idan ta daskare.
An ba da shawarar cewa yin purring yana sa kwakwalwa ta samar da hormone wanda ke aiki azaman mai kwantar da hankali da narkar da tsoka. Wannan tunanin yana tallafawa da gaskiyar cewa sau da yawa ana jin purring daga rauni da kuma cikin kuliyoyin ciwo mai tsanani.
A cewar masanan ilimin halittu a Jami'ar Kalifoniya, girgizar daga tsarkakewar na kara karfin kashin fatar, yana fama da rashin dadewar su: ba boyayyen abu bane cewa dabbobi na iya yin aiki na tsawon sa'o'i 18 a rana.
Dangane da ka'idar su, masanan sun shawarci likitocin da ke aiki tare da 'yan sama jannati su dauki 25 hertz purr. Sun gamsu da cewa waɗannan sautunan zasu daidaita al'amuran tsoka da sauri na mutanen da suka daɗe basa aiki da nauyi.
Masu mallakan kananan masana'antu da ke samarda 24/7 na tsarkakewa (tare da hutu don bacci da abinci) sun daɗe suna da tabbacin ikon warkar da kuliyoyin su.
Purr na kyanwa yana adana daga blues da damuwa, yana sauƙaƙe ƙaura, daidaita al'adar jini, yana kwantar da bugun zuciya mai yawa, kuma yana taimakawa tare da wasu cututtuka.
Ko da kuwa kana da cikakkiyar lafiya, kowace rana za ka kai wa dabbar gidan don jin motsin taushi da ke fitowa daga zuciyarta.
