Dabbobi masu kofato

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Dabbobin da kofato-kofato suna tafiya a ƙasa tare da kofato - waɗannan nau'ikan jaraba ne waɗanda ke kare yatsun kafa da tallafawa nauyi. Kayan suna tsaye suna gudu a yatsunsu. Yawancin nauyi ana tallafasu da kofato, tare da sakamakon cewa an siffanta nau'in motsi na ungulate a matsayin "tafiya-kofato" (maimakon "yatsan yatsa" lokacin da yatsun kafa suka taɓa ƙasa, ko kuma "tafiya-tafiya" lokacin da dukan ƙafa ke kan ƙasa, kamar a cikin mutane). Hooves, tare da sifofin tsarin ƙafafu, waɗanda suke tsawaita gaɓoɓi, suna ba da damar daidaitattun gudu da sauri. An yi imani da cewa dabbobi masu kofato marasa takalmi sun samo asali ne a wuraren kiwo, inda saurin ke kubuta daga masu farauta.

Dawakan Burchell

Kofa ɗaya a kowace ƙafa ya daidaita zebra zuwa matsanancin gudu. Siffar gabaɗaya babban kai ne, wuya mai ƙarfi da dogayen ƙafafu, mai sauƙin ganewa.

Dutsen zebra

A jiki - jerin ratsi mai launin fari da fari. Wadannan layuka sunyi sirara kuma sun kusanci juna a wuya da gangar jiki, a cinyoyin suna juyawa zuwa ratsiyoyi masu fadi dabam dabam.

Zebra Grevy

Striananan ratsi da fari suna kusa tare. Layin baki mai fadi yana gudana daga kashin baya. Launi na farin ciki yana gudana sashi sama da tarnaƙi.

Jakin Afirka

Gajere, mai santsi, launin toka mai haske zuwa launin ruwan kasa mai launin rawaya mai launin fari mai fari a ƙasa da ƙafafu. Duk ƙananan raƙuman raƙuman ruwa suna da madaidaiciyar madaidaiciyar duwatsu.

Kulan

Babban launin ruwan kasa mai launin ja ya bambanta sosai da gindin farin, ciki har da kumburi. Inda ƙafafu suka haɗu da jiki, manyan farin dunƙuyoyi suna isa ga ɓangarorin.

Dokin kan Przewalski

Haske mai launin ruwan kasa mai haske ko launin ruwan kasa mai ja a kan ƙasan jiki ya zama fari. Gajere a lokacin rani, yana tsawaita, yayi kauri da haske tare da farkon yanayin sanyi.

Dokin gida

A cikin tarihi, mutane sun ƙetare, sun siyar, kuma sun koma dawakai zuwa nahiyoyi. Tushen abinci ne, hanya ce ta samarwa da nishadi.

Kushin dutse

Gashin yana da kauri, mara nauyi kuma dogo, tare da suturar rufi wacce ke rufe kyakkyawar fatar tapirs. Launi daga jet baki zuwa launin ruwan kasa mai duhu mai duhu.

Irirƙirar ƙasar Brazil (a fili)

Lebban sama da hancin tapirs an miƙa su zuwa gajerun hanzari, proboscis mai ƙarfi, wanda shine ɗayan sanannun sifofin wannan rukunin.

Americanasar Tafiyar Amurka ta Tsakiya

An rufe babban lokacin farin ciki da gajeren, gashi mai duhu mai duhu. Yaran dabbobi suna da launin ruwan kasa masu launin ja-ja da furcin farin jijiyoyi da aibobi.

Malay tapir

Launin jiki: gaba da bayan kafafu baƙi ne, croup yana da launin toka-fari ko fari. Launi sananne ne, amma kusan ba a ganuwa da tabiri a cikin dajin wata mai daddare.

Sumatran karkanda

Fata mai launin ruwan kasa mai launin ruwan kasa mai launin toka cikin farantu masu kama da sulke. An rufe gandun daji na musamman da kyakkyawar launin ja mai launin ruwan kasa-kasa.

Karkanda ta Indiya

Hannun kama da makamai yana da kauri kuma mai ƙarfi, tare da lanƙwasa da tudu a wuya, kafaɗu, da gaɓoɓinsa. Rigar wuyan baya faduwa ta baya.

Javan karkanda

Waɗannan dabbobin keɓaɓɓu ne tare da raunin ƙarfin bayyanawa zuwa yankin. Mata na yin balagar jima’i a cikin kimanin shekaru 3-4, kuma maza ba da jimawa ba.

Black karkanda

Rashin muhalli, cuta da farauta sun shafe karkanda har ta kai ga yanzu ana samunsu a wuraren da aka kiyaye.

Farin karkanda

Wadannan dabbobin ba su da incis, sai kawai premolars da molar, wanda aka saba don murkushe ciyawar da karkanda take kiwo a kanta.

Bayyanar equids

Dawakai, karkanda da tapirs duk dabbobi ne masu ƙafafu, amma ba su da kama. Karkanda suna daukar nauyin su a yatsan tsakiya, wanda ke kewaye da kananan yatsun kafa biyu. Yatsun farko da na biyar sun ɓace a cikin tsarin juyin halitta. Irsasussuwan suna da tsari iri ɗaya tare da yatsu uku a ƙashin baya, amma ƙafafun goshin na da ƙarin, ƙaramin yatsan hannu. Dawakai suna canzawa nauyinsu zuwa tsakiyar yatsan tsakiya, amma duk yatsun na waje sun tafi.

Yawancin lokaci, kofato ya saba da takamaiman yanayin. Dabbobin da ke rayuwa a ƙasa mai wahala, kamar su dawakai da dawakai, suna da ƙanƙanin kofato-kosai. Waɗanda ke rayuwa a cikin ƙasa mai laushi, kamar muza da caribou, suna da yatsun kafa daban da dogayen kofato waɗanda ke shimfiɗawa da rarraba nauyin dabbar.

Yawancin dabbobi masu shayarwa suna da ƙaho ko ƙaho, wasu kuma suna da hanzari. Faurari, ƙaho da ƙaho suna karewa daga masu farauta, amma babban amfani shine yaƙin maza a cikin gasa don ƙasa ko mace.

Masana kimiyya kuma sun rarraba dabbobin da kofato kamar su biyu. Wadannan sun hada da irax (wata dabba mai girman zomo a Afirka da Asiya), aardwarks, whales, da hatimi. Nazarin kwayar halitta ya nuna kamanceceniya a jerin DNA na wadannan halittun da dabbobin da ba su da kulawa. Wannan yana nuna cewa dabbobi suna da magabata daya, duk da banbancin yanayi da yawa.

Hali da abinci mai gina jiki

Halin farko na shirin marainiyar marainiya don ciyar da kai da taimakon taimako da iyaye mata ke bayarwa daga wannan tsari na dabbobi yana haifar da kyakkyawar ma'amala tsakanin uwa da zuriya bayan haihuwa. Motsi, kamshi, da kuma muryar sabbin jarirai suna motsa amsoshin mahaifiya na al'ada. Iyaye mata suna yin amfani da abubuwan gani, na dabara da kuma sautin murya don ganowa da kuma jagorantar yaransu. Wannan lokaci na tsananin mu'amala shine ake kira lokacin haihuwa. Length ya banbanta daga ƙasa da awa ɗaya zuwa fiye da 10, ya danganta da nau'ikan equids.

Yawancin jinsunan da ba su da damuwa a bayyane sun shiga cikin ɗayan rukuni biyu dangane da nau'in alaƙar uwa da zuriya da ke faruwa bayan lokacin haihuwa. Wadannan nau'ikan nau'ikan ana kiran su "lurking" da "mabiya". “Boyayyun” suna jiran mahaifiyarsu ta basu abinci. "Mabiya" suna bin ta tun lokacin haihuwa.

Yawancin nau'ikan dabbobi masu cin tsire-tsire ne. Wasu daga cikin jinsin suna cin ciyawa, yayin da wasu ke cin ganyen itaciya da tsirrai. Yawancin nau'ikan kayan kwalliya suna da manya-manyan siffofi masu ƙyama a bakinsu don nika abinci. Yawancin dabbobi sun rage canines. Wasu abubuwan ban sha'awa, kamar aladu, abubuwa masu rai, suna cin tsire-tsire da abincin dabbobi.

Equids da mutane

Mutane suna amfani da dabbobin da ba su da ƙawa a matsayin tushen abinci, sutura, sufuri, arziki, da kuma nishaɗi. Wasu halaye na farauta, kamar su bison farauta a Tsibirin Amurka, sun haɓaka dogaro mai ƙarfi na masu harbi kan nau'in jinsin dabbobi masu ƙafafu. Kuma gidan dabbobi masu shayarwa sun kafa manyan matsugunai kuma sun yantar da mutane daga aiki tuƙuru. Tumaki da awaki sune dabbobin da suka fara kofato da dabbobi wadanda aka fara tallatawa kimanin shekaru 10,000 da suka gabata. Aladu da dawakai suka biyo baya. Gidajen dabbobi masu shayarwa sun ci gaba a yau. A cikin 1900s, barewa suna cikin gida. A yau sama da barewa miliyan 5 ake tashe a duk duniya.

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Kalli bidiyon: Yadda za ka fara kiwon kaji a fatakin farko - Abokin Tafiya (Yuli 2024).