Bikinin Bahamian (Anas bahamensis) ko farin - koren pintail na dangin agwagwa ne, odar anseriformes.
Alamomin waje na kiyayewa na Bahamian
Bahamian pintail matsakaicin duck ne mai tsawon jiki 38 zuwa 50 cm nauyi: 475 zuwa 530 g.
Filayen manyan tsuntsaye launin ruwan kasa ne, tare da gashin tsuntsaye masu duwatsu kewaye da wurare masu haske a baya. Wutsiyar tana nuna da rawaya. Fuka-fukan fuka-fuki suna launin ruwan kasa, manyan mayafin rawaya ne. Fuka-fukan firam na jirgin sama sun yi baƙar fata tare da gefuna masu launin ruwan kasa. Fuka-fukai na sakandare - tare da yaƙan kore tare da ƙarfe mai ƙyalƙyali da kuma ratsi mai baƙar fata mai faɗin rawaya mai faɗi.
Ideasan jikin mutum launin ruwan kasa ne mai haske. Akwai sanannun tabo a cikin kirji da ciki. Uppertail ya kasance rawaya. Underarƙashin duhu, tare da ratsi mai launi a tsakiya.
Kan da ke gefen, makogwaro da wuya a sama fari ne. Hular da baya na kai launin ruwan kasa ne masu ƙananan duhu. Bakin sa launin shuɗi-shuɗi ne, a gefen gefen baki tare da jajayen wurare da kuma sheki mai baƙar fata. Iris na ido. Kafafu da ƙafafu duhu ne masu duhu.
Launin layin layin namiji da na mace iri daya ne, amma inuwar murfin gashin gashin a mace daddaya ce.
Bakin bakin kuma mara daɗi a sautin. Wutsiya gajera ce. Girman agwagwar ya fi na namiji. Filayen samarin Bahaushe yana kama da launin manya, amma na kodadde.
Rarraba pamil na Bahamian
Bahamian pintail ya bazu a cikin Caribbean da Kudancin Amurka. Gidan ya hada da Antigua da Barbuda, Aruba, Argentina, Bahamas, Barbados, Bolivia, Bonaire, Sint Eustatius da Saba. Ana samun wannan nau'in agwagwar a cikin Brazil, Tsubirin Cayman, Chile, Kolumbia, Kuba, Curacao, Dominica. Bahamian pintail yana nan a Jamhuriyar Dominica, Ecuador, Guiana ta Faransa, Guyana, Haiti, Martinique, Montserrat. Yana zaune a Paraguay, Peru, Puerto Rico, Saint Kitts da Nevis, Suriname, Trinidad da Tobago. An yi rikodin a cikin Saint Lucia, Saint Vincent, da Grenadines, Saint Martin (ɓangaren Dutch), Turkawa da Caicos. Hakanan a Amurka, Uruguay, Venezuela, Tsibirin Budurwa.
Mazaunan Bahaushe pintail
Bahamian pintails ya zaɓi ruwa mai ƙarancin ruwa da tabkuna da buɗe wuraren da ke da ruwa da gishiri da ruwa mai ƙayatarwa don zama. Sun fi son tabkuna, bays, mangroves, estuaries. Wannan nau'in agwagwar ba ya tashi a yankunan da yake zaune sama da mita 2500 sama da matakin teku, kamar yadda yake a Bolivia.
Sake bugun gidan Bahamian pintail
Bahamian pintails yana yin nau'i-nau'i bayan narkar da shi, wanda ke faruwa bayan ƙarshen lokacin kiwo. Wannan nau'in agwagwar yana da aure, amma wasu mazan suna aura da mata masu yawa.
Ducks gida ɗaya ko a ƙananan rukuni.
Lokutan kiwo sun banbanta kuma sun dogara da yankin zama. Gurbin yana ƙasa kusa da wani ruwa. An sauya shi ta hanyar shuke-shuke na bakin teku ko daga tushen bishiyoyi a cikin itacen tsire-tsire.
A cikin kama akwai ƙwai mai kirim 6 zuwa 10. Shiryawa yana ɗaukar kwanaki 25 - 26. An rufe kajin da fuka-fukai bayan kwanaki 45-60.
Bahamian yana kula da abinci mai gina jiki
Bahaushe na pintail yana ciyar da algae, ƙananan invertebrates na cikin ruwa, sannan kuma yana ciyar da tsirrai na shuke-shuke na ruwa da na bakin teku.
Peididdigar pamil na Bahamian
Bahamian pintail ya samar da kananan kamfanoni guda uku.
- An rarraba ƙananan kamfanonin Anas bahamensis bahamensis a cikin Tekun Caribbean.
- Anas bahamensis galapagensis karami ne kuma yana da kodadde. An samo shi a yankin tsibirin Galapagos.
- Rukunin kamfanonin Anas bahamensis rubrirostris suna cikin yankuna a Kudancin Amurka. Girman sun fi girma, amma an zana murfin gashin a cikin launuka marasa kyau. Isananan ƙananan ƙananan ƙaura ne waɗanda ke haɗuwa a Argentina kuma suna ƙaura arewa a lokacin hunturu.
Siffofin halayyar Bahaushe
Bahamian pintails, yayin ciyarwa, zurfafa nutsar da jikinsu cikin ruwa, har ya isa ƙasan tafkin. Suna ciyarwa kai tsaye, a nau'i biyu ko a ƙananan garken mutane 10 zuwa 12. Tsara gungu har tsuntsaye 100. Suna da hankali da agwagwa. Suna yawo zuwa ƙasan tsaunuka, galibi a sassan arewacin zangon.
Matsayin Kariya na Bahamian Pintail
Adadin pamil na Bahaushe ya kasance tsayayye na dogon lokaci. Yawan tsuntsayen ba su kusa da bakin kofa ga masu rauni, kuma nau'ikan sun samar da kananan kabilu da dama. Dangane da waɗannan ƙa'idodin, ana kimanta pintail na Bahamian a matsayin nau'in da ke da ƙaramar barazanar yalwa kuma ba a amfani da matakan kiyayewa akan sa. Koyaya, abubuwan anthropogenic suna shafar agwagwa a cikin Tsibirin Galapagos, mazauninsu yana ci gaba da fuskantar canje-canje masu ƙarfi, sabili da haka, haifuwar tsuntsaye tana raguwa. Wannan nau'ikan na iya fuskantar barazanar lalacewar muhalli.
Kula da Bahaushe a cikin fursuna
Don adana ɗakunan akwatin Bahamian, aviaries na murabba'in mita 4 sun dace. mita ga kowane agwagwa. A lokacin hunturu, ya fi kyau a canza tsuntsayen zuwa wani sashe na daban na gidan kuma a ajiye su a zazzabin da bai gaza +10 ° C. An ba su izinin yin yawo ne kawai a cikin kwanakin rana da kuma cikin yanayi mai sanyi. A cikin ɗakin, an shigar da perch ko rassan da ƙafafun ƙarfafa. Hakanan an sanya wani akwati mai ruwa, wanda aka maye gurbin yayin da yake ƙazanta.
Ana amfani da ciyawa mai laushi don kwanciya, wacce duwawar ke kan ta.
Ana ciyar da agwagin Bahamian nau'ikan abinci na hatsi: alkama, masara, gero, sha'ir. Branarin alkama, hatsi, abincin waken soya, abincin sunflower, yankakken busasshiyar ciyawa, kifi da nama da cin ƙashi. Tabbatar bada alli ko ƙaramin harsashi. A lokacin bazara, ana ciyar da agwagwa da sabbin ganye - latas, dandelion, plantain. Tsuntsaye suna haɗama da abinci mai jike daga ɗanɗano, karas ɗin karas, alawar.
A lokacin kiwo, ana inganta abinci mai gina jiki kuma ana hada nama da nikakken nama cikin abincin. Ana kiyaye irin wannan kayan abincin na abinci lokacin molt. Bai kamata a tafi da kai tare da ciyar da abinci mai gina jiki kawai ba, dangane da asalin wannan abinci, cutar uric acid diathesis tana tasowa a cikin agwagwa, don haka abincin ya kamata ya ƙunshi 6-8% na furotin.
Addinin Bahamian da ke cikin bauta yana tare da sauran membobin gidan agwagwa, don haka ana iya sa su cikin ruwa ɗaya.
A cikin aviary, ana shigar da gurbi na wucin gadi a cikin keɓantaccen wuri, keɓaɓɓen wuri. Ducks na Bahamian suna kiwo kuma suna ciyar da zuriyarsu da kansu. Suna zaune cikin zaman talala na kimanin shekaru 30.
