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Mazauni na New World - pakara itãciya

Iglosherst ko itacen pakara (dabba hotuna za a iya kyan gani, a wannan labarin,) tana nufin wani rukuni na hakori daga gidan dabbobi masu shayarwa. Akwai 4 iri, wanda a cewar daya a hade 12 jinsunan, da kuma a kan sauran - 23. The girma na nau'in rayuwa a kudancin Amirka, daga arewacin Argentina zuwa Ecuador da kuma Mexico. Akwai da suka bayyana a cikin Oligocene lokaci. A North America kowa daya kawai jinsin - porkupin suka rayu a can daga marigayi Pliocene.

Animal pakara itace dangane da irin dangantaka da wani matsakaici ko manyan hakori. Jikin tsawon jeri daga 45 zuwa 90 cm, da kuma iya auna 18 kg. Ya m jiki rufe isasshe lokacin farin ciki gashi, da wutsiya wucewa cikin tattaka. Sharp needles aka shirya a raya da kuma a kan dabba ta baya, su tsawon na iya zama daga 2.5 zuwa 11 cm. Pakara itace yana da dogon wutsiya da tenacious.

Chaetura rayuwa a unguwannin gandun daji na wurare masu zafi da kuma temperate zone. Daidai saba da rayuwa a cikin bishiyoyi. Suna da kyau qwarai, albeit sannu a hankali, hawa a kan su, wasu jinsunan tsara su yi sheƙarsu a hollows. Wasu shirya a crevices ko tsakanin tushen da wani babban itace. Pakara itace fi son a Kadaitaccen rayuwa, ko da yake a karkashin wani yanayi da shi za a iya sa a kan wani wucin gadi riƙe a wa bako.

The aiki na waɗannan dabbobi ne yafi lissafta ga dare da almuru lokaci. A sanyi weather, fi son zama a su yi sheƙarsu. Pakara ciyarwa a kan itacen haushi, ganye, needles na coniferous itatuwa, daban-daban Tushen, 'ya'yan itãcen marmari, sprouts da kuma furanni. Ga abinci suna iya hawa bishiya tsawo na 18 m. A farauta su daban-daban da yara, zai iya zama da Foxes, kuma kyarketai da coyotes, bobcats, beyar, amma babban abokin gaba gare su ne iyali na mustelids. Lokacin da pakara itacen da aka kai hari, ya fara ciji, kokarin prick su needles predator. Kuma suka shafi isasshe mai raɗaɗi, kuma inflamed raunuka.

haifuwa tsanani a chaetura quite low. A shekara daga daya mace maraƙi aka haife daya kawai, amma shi manyan kuma da ci gaba. Kananan porcupines aka haife tare da bude idanu da kuma ya ɓullo da wani nunawa. Suna nan da nan iya bi uwa, har ma da hawa itatuwa. A lokacin shekarar farko ta rayuwa cikin baby ta gashi ne a hankali canza zuwa da allura. The mace a cikin wannan lokaci, shi ya zama sosai m, ta kasance a cikin wata 'yar alamar hadari, ba kawai sakewa da needles, amma kuma ya fara karce, ta doke abokan gaba tare da karfi wutsiya Barbed needles.

Ƙara shiryayye rayuwa, wadannan dabbobi ba zai iya gadara, sun zama kawai na shekaru uku. Kuma wannan shi ne yanayin, idan ba su da kai hari da yara ko mutane. Gaskiyar cewa nama itace pakara soyayya zuwa idi ba kawai dabbobi, amma kuma yan unguwa. Appreciable cũta chaetura ba haddasawa. Damage cewa shi zai iya sa, an lalace, ko kuma wajen a cikin Ha] itatuwa. Lokaci-lokaci shi zai iya fito da filayen hatsi manoma, amma mafi zatopchet fiye da ci. Wadannan dabbobi ne sosai m gishiri da kuma iya tauna ta hanyar wani bango a mutum tanti a sami shi mai ko wani burbushi na gishiri, ko da sweaty mutum zai ci a cikin shakka. A duban farko, itace pakara iya ze m, amma ba rashin sanin cikakken farashi da shi. Hulking dabba a zahiri sosai sharpness. Alal misali, masana kimiyya da gaske kokarin maye gurbin da batura a cikin riwayar saka a cikin ƙuƙumma. Don yin wannan, suna mai kyau da sake kamanni foliage Kwayoyin da suka dage farawa daga cikin koto. Amma wadannan wayo ko ta yaya gane yaudara da kuma yin watsi har aza akwai m apples.

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