Shekara nawa ne kare a fuskar mutum?

K'annana da yara

An san cewa kwikwiyo yana girma da sauri fiye da yaro. Wani matashin dabba ya fara canzawa zuwa abinci mai ƙarfi a cikin makonni 3-4, kuma yaron yana shirye don shi ba a baya fiye da watanni 4 ba. A cikin shekaru 10 makonni, kwikwiyo an riga an dauke shi matashi. Mafarin daidai lokacin rayuwar mu yana kan shekaru 12.

Yana da ban sha'awa don kwatanta maturation na kare da mutum a cikin hakora. Haƙoran madara suna bayyana a cikin ɗan kwikwiyo kwanaki 20 bayan haihuwa, kuma a cikin yara wannan tsari yana farawa bayan watanni shida. Lokacin da yake da watanni 10, hakoran kare na dindindin sun kasance cikakke, kuma a cikin mutane wannan tsari yana ƙare da shekaru 18-25.

manya

A cikin shekaru biyu, kare ya riga ya shiga girma, wanda yayi daidai da lokacin samari - 17-21 shekaru. An yi imani da cewa shekaru uku masu zuwa na rayuwa, dabbar ta girma, kuma a ranar tunawa ta biyar ta hadu da lokacinta. Kusan kamar yadda muke a cikin 40. Duk da haka, ta hanyar ka'idodinmu, wannan rana mai dadi ba ta dadewa - riga yana da shekaru takwas, kare yana motsawa zuwa wani sabon mataki.

Mai ritaya

Bayan ya kai shekaru 8, ana daukar kare ya tsufa. Canje-canje masu alaƙa da shekaru suna ƙaruwa a jikinta, isassun martanin rigakafi na jiki yana raguwa, kuma ayyukan gabobin suna raguwa a hankali. A cikin mutane, irin wannan lokacin yana farawa a shekaru 55-60.

Matsakaicin tsawon rayuwar kare shine shekaru 12. Manya-manyan nau'ikan na iya samun ƙasa kaɗan, ƙananan nau'ikan na iya samun ƙari.

A Rasha, matsakaicin tsawon rayuwar mutum, ba tare da la'akari da jinsi ba, shine shekaru 71,4.

Duk da haka, me ya sa ba za ku tuna da shekarun ɗari ba? Idan muka bar masu rikodi na ɗan adam waɗanda shekarunsu suka zarce shekaru 100, daga cikin mutanen da suka yi tsayin daka akwai waɗanda shekarunsu suka zarce shekaru 90. Daga cikin karnuka, ana ɗaukar dabbobin da suka girmi shekaru 20 a matsayin masu shekaru ɗari. Littafin Guinness Book of Records ya rubuta rikodin - shekaru 29 da watanni 5: wannan shine tsawon lokacin da makiyayin Australiya Bluey daga Rochester (Australia) ya rayu. An haife ta a 1910 kuma ta yi aiki a gonar tumaki na tsawon shekaru 20, ta mutu da tsufa a 1939. Beagle Butch daga Amurka (mai shekaru 28), Welsh Cattle Collie Taffy (mai shekaru 27) da Border Collie Bramble (shi ma 27 shekaru). tsohon) daga Burtaniya bi.

15 2017 ga Yuni

An sabunta: 21 ga Disamba, 2017