Yawan tsuntsaye da yawa sun san sunan Cassin, amma me ya sa? John Cassin shine sunan sanannen bayan wadannan tsuntsaye, kuma ƙaunar da tsuntsaye da sadaukar da kai ga binciken su ya cancanci girmamawa da samun nau'o'in jinsunan da ke dauke da sunansa.
Suna : John Cassin
Haihuwar : Satumba 6, 1813, Birnin Upper Providence, Pennsylvannia, Amurka
Mutuwa : Janairu 10, 1869, Philadelphia, Amurka
Game da John Cassin
Da aka haife shi a matsayin Quaker da ɗaya daga cikin yara tara, John Cassin ya ci gaba da sha'awar duniya a lokacin yaro, da kuma sha'awar da zai kasance a cikin rayuwarsa.
Ya kasance dalibi mai mahimmanci, musamman na ilimin kimiyyar, har ma a lokacin da yaro yake rubuta bayanai da kuma kariyar littafinsa. Yayinda tsuntsaye yake sha'awarsa, ya nuna sha'awar kwari da tsire-tsire, kuma a shekarar 1833 ya kasance daya daga cikin biyar na Delaware County Institute of Science, wanda ya hada da abubuwa masu ma'adanai da gandun daji masu yawa da suka hada da tsuntsaye .
A 1837, Cassin ya auri Hanna Wright, kuma za su haifi 'ya'ya biyu,' yar, Rachel, da ɗa, William Isaac.
Yayin da yayi girma, Cassin yayi aiki a wasu nau'o'in fasaha, ciki har da mai ciniki, dan wasan kwaikwayo, marubucin, masanin burbushi, mai wallafa da mawallafi . Ƙaunarsa ga daki-daki, musamman don rarraba samfurori, ya sanya shi gwani mai gwani akan tsire-tsire, kwari da tsuntsaye, kuma ana neman shawara akai-akai. A shekara ta 1842 aka zaba shi a matsayin mai ba da daraja a fannin ilimin kimiyya na Philadelphia, inda ya yi aiki a hankali, kirkiro da kuma bayani game da tarin ma'aikata fiye da tsuntsaye 25,000, a lokacin mafi girma a wannan duniya.
Cassin ya rubuta rahotanni daban-daban game da tsuntsaye daga wasu fassarori daban-daban, kuma ya bukaci ya buga aikinsa, misalai na tsuntsaye na California, Texas, Oregon, Birtaniya da Rasha a 1856. An fassara wannan littafi ne a matsayin matsayi na yammacin John James Audubon Tsuntsaye na Arewacin Amirka , amma saboda tashin hankali da kuma ragowar yakin basasa, kawai aka buga Cassin na farko.
Cassin kansa ya yi aiki a cikin rundunar soja yayin yakin, kuma ya shafe kwanaki a gidan yari bayan an kama shi.
Cassin na jin dadin kasancewa a cikin filin don kallon tsuntsaye, musamman dutsen da kunne , amma ya yi imanin cewa za a samar da gudummawa ta gaskiya ga kimiyya ta hanyar nazarin cikakkun bayanai game da konkoma karba da kuma adana samfurori, a hankali yana nuna bambancin bambance-bambancen dake tsakanin jinsuna. Ya ƙi amincewa da Audubon na al'ada, koda yake an yi imani cewa sun hadu ne kawai sau ɗaya a 1845. Maimakon haka, Cassin ya mayar da hankali ne kan ainihin noman tsuntsaye na kimiyya da kuma kwatanta tsuntsaye na Arewacin Amirka zuwa koinithology a fadin duniya. Wannan kwarewa ta musamman ya sanya shi na farko na kwastom na gaskiya a Arewacin Amirka. Ya ci gaba da bincikensa har sai mutuwarsa a 1869, mutuwar mai yiwuwa daga tashar arsenic mai yawa daga shekaru masu amfani da tsofaffin tsuntsaye da aka yi amfani da su tare da toxin. Ya san irin cutar da arsenic ya yi a lokacin mutuwarsa, amma ya zabi ya ci gaba da aikinsa har ya zuwa karshen, ya zama babban darajar da ya dace a tsakanin masu cin tsuntsaye.
An binne John Cassin a hurumin Laurel Hill a Philadelphia, Pennsylvania.
Taimakawa ga Birding
Duk da yake ba a yi aiki a filin wasa ba kamar yadda sauran mashawarrun masu ba da kyauta ba, Kyautukan John Cassin ba su da ban sha'awa kuma suna da rinjaye ba kawai Arewacin Amirka ba ne, amma koinithology da birding a duniya.
- A lokacin da ya zama malamin Cibiyar Ilimin Kimiyya na Philadelphia, Cassin mai suna 'yan tsuntsaye 198 ne ba a bayyana su ba ko John James Audubon ko Alexander Wilson. Daga cikin su akwai bishiyoyi masu launin fata, Gull na Heerman, da bishiyoyi masu tsalle-tsalle, da tsutsarar fata da na fata.
- Cassin ya rubuta wallafe-wallafen wallafe-wallafen da ke bayyanewa da yadda ake amfani da avifa da kuma haɓaka bayanai daga asali masu yawa zuwa rahotanni masu yawa akan tsuntsaye. Ya yi aiki don sake dubawa, sabuntawa da kuma gyara yawancin rahotanni, ciki har da nazarin tsuntsaye a Afirka, Kanada, Mexico da Amurka ta Kudu.
- A cikin 1842 Cassin shine wanda ya fara tattara da kuma buga wani samfurin na Philadelphia vireo, wanda ya kira ga yankin inda ya tattara tsuntsaye, amma daga bisani aka gano cewa wadannan tsuntsaye ne kawai masu wucewa ta hanyar shiga Pennsylvania.
- Hotunan Cassin na tsuntsaye na California, Texas, Oregon, Birtaniya da Rasha sune babban aikin da ba wai kawai zane-zane na tsuntsaye ba, har ma sun haɗa da bayanan koinithological akan jinsuna da kuma cikakkun bayanai game da halaye.
- Ƙungiyar Delaware Valley Ornithological (kafa 1890) mai suna jarida - Cassinia - don girmama John Cassin.
Tsuntsaye da ake kira Bayan John Cassin
Duk da yake Alexander Wilson na da bambancin tsuntsaye mafi yawancin tsuntsaye na arewa maso gabashin Arewacin da ake kira su da sunansa, John Cassin yana da wasu jinsunan da ke dauke da suna daga ko'ina cikin duniya. Yawancin sunayen sune saboda aikinsa na aikin haraji wanda ya sa ya yi amfani da sunansa sau da yawa, musamman a cikin kimiyyar kimiyya, amma sunan bai zama sananne ba ga tsuntsaye a duniya.
Yankin Arewacin Amirka wanda ake kira Cassin sun hada da:
- Cassin's Auklet ( Ptychoramphus aleuticus )
- Cassin's Finch ( Carpodacus cassinii )
- Kingbird Cassin ( Tyrannus vociferans )
- Cassin's Sparrow ( Peucaea Cassinii )
- Cassin's Vireo ( Cigar Cassinii )
Ƙarin jinsunan da ake kira John Cassin sun hada da:
- Baudo Oropendola ( Psarocolius cassini ) - Kudancin Amirka
- Malimbus Cassini ( Malimbus Cassini ) - Afrika
- Cassin's Gray Flycatcher ( Muscicapa cassini ) - Afrika
- Cassin ta Hawk-Eagle ( Aquila africana ) - Afirka
- Cassin's Honeybird ( Prodotiscus insignis ) - Afirka
- Cassin's Spinetail ( Neafrapus cassini ) - Afirka
- Dusky-Faced Tanager ( Mitrospingus cassinii ) - Tsakiyar Tsakiya da Kudancin Amirka
- Hornbill na Gabashin Tsakiya ( Horizocerus cassini ) - Afrika
- Woodpecker na Golden-Collared ( Veniliornis cassini ) - Amurka ta Kudu
- Gudun Dajin Grey ( Leptotila Cassinii ) - Amurka ta Tsakiya
Hotuna - Cassin's Finch © PEHart