Duck Falkland (Tachyeres brachypterus) na dangin duck ne, umarnin Anseriformes.
Irin wannan agwagwar na daga jinsi (Tachyeres), ban da agwagwar Falkland, ta hada da wasu nau'ikan halittu guda uku da ake samu a Kudancin Amurka. Hakanan suna da suna na gama gari "ducks - a steamer" saboda yayin iyo da sauri, tsuntsayen suna fika fikafikansu suna tayar da feshin ruwa sannan kuma suna amfani da ƙafafunsu yayin motsawa, suna haifar da tasirin motsawa ta cikin ruwa, kamar jirgin ruwa mai ɗan tudu.
Alamomin waje na agwagin Falkland
Duck na Falkland yakai cm 80 daga saman bakin har zuwa karshen wutsiya.Yana daya daga cikin manyan agwagwa a cikin iyali. Ya auna nauyin kilogiram 3,5.
Namiji ya fi girma kuma ya fi launi launi. A kan kai, gashin fuka-fuki launin toka ne ko fari, yayin da kan mace launin ruwan kasa ne tare da siririn zobe na fari a kewaye da idanu, kuma layin lanƙwasa ya faɗo daga idanun zuwa kan. Hakanan ana samun irin wannan halayen a cikin samari da samari da kuma wasu mazan da suka manyanta idan tsuntsayen suka narke. Amma farin ratsi a ƙarƙashin ido ba shi da bambanci. Baken drake ruwan lemu ne mai haske, tare da sanannen bakin baƙi. Mace tana da baki mai launin kore-rawaya. Dukansu manyan tsuntsayen suna da lemu mai launin ruwan dorawa-yellow.
Yankunan Yammacin Falkland launuka ne masu haske, tare da sanya baƙi a yatsan kafa da baya na haɗin gwiwa. Dukan mutane suna da saurin motsawa da fuka-fukai. Babban mutum yana amfani da ingantaccen lemu mai haske don kare yanki a cikin rikici da wasu mazan.
Duck din Falkland ya bazu
Duck na Falkland wani nau'in tsere ne na dangin duck. Endemic zuwa Tsibirin Falkland.
Mazaunin agwagin Falkland
Ana rarraba agwagin Falkland a kan ƙananan tsibirai kuma a cikin bays, galibi ana samunsu tare da tsaunukan bakin teku. Hakanan ana rarraba su a cikin filayen bushe-bushe da yankunan hamada.
Fasali na halayen Falkland duck
Ducks na Falkland ba za su iya tashi ba, amma suna iya hanzartawa da sauri a kan ruwa, yayin taimakawa tare da fikafikan biyu da ƙafafu. A lokaci guda, tsuntsayen suna daga wani babban girgije mai fesawa, kuma da kirjinsu suna ture ruwan, kamar bakan jirgin ruwa. Fukafukan agwagin Falkland suna da ci gaba sosai, amma idan suka ninka, sun fi jiki gajarta. Tsuntsaye suna yin tafiya mai nisa don neman abinci, wanda sauƙin samu a cikin ruwa mara ƙanƙanci.
Ciyar da agwagin Falkland
Ducks na Falkland suna ciyar da nau'ikan ƙananan rayuwar ruwa a bakin teku. Sun saba da nemo abinci a cikin ruwa mara zurfin gaske, amma galibi suna nitso ne don kamo abincinsu. Yayin farauta, ana amfani da fukafukai biyu da ƙafafu don tayar da kansu cikin ruwa. Lokacin da tsuntsu daya daga babban garken ya nitse cikin ruwa, sai wasu mutane su biyo shi nan take. Ducks zasu bayyana a saman kusan lokaci guda tare da tazarar 20-40, suna tsallakewa zuwa saman tafkin, kamar yawan cinkoson ababan hawa.
Molluscs da crustaceans sune yawancin abincin.
Tsuntsaye suna tara su a cikin ruwa mara zurfi ko yayin ruwa a yankin bakin teku. Ducks na Falkland sun fi son mussels a cikin abincinsu; sananne ne cewa suna cin sauran molluscs, oysters, da kuma tsakanin ɓawon burodi - jatan lande da kaguwa.
Matsayin kiyayewa na agwagin Falkland
Duck na Falkland yana da iyakantaccen rarrabuwa na rarrabawa, amma lambobin tsuntsaye an kiyasta sun ƙasa da ƙofar ga nau'ikan halittu masu rauni. Adadin tsuntsayen yana nan daram a mazauninsu. Sabili da haka, an rarraba duck Falkland a matsayin nau'in da ke da ƙaramar barazana.
Kiwon Falkland Duck
Lokacin kiwo na agwagin Falkland ya banbanta, amma mafi sau da yawa gida yakan daga Satumba zuwa Disamba. Tsuntsaye suna ɓoye gidansu a cikin ciyawa mai tsayi, wani lokacin a cikin tarin busassun kelp, a cikin buhunan penguin da aka watsar, ko tsakanin manyan duwatsu. Gida yana cikin ƙaramin ɓacin rai a cikin ƙasa mai layi da ciyawa da ƙasa. Mafi sau da yawa, a kusancin teku, amma an sami wasu gurbi mita 400 daga ruwa.
Mace tana saka ƙwai 5 - 8, da ƙyar.
Ana iya samun gurbi tare da ƙwai a cikin shekara, amma yawancin watanni na shekara, amma galibi daga Satumba zuwa Disamba. Mace ce kawai ke ɗaukar kama, kamar yadda ta saba a duk agwagwa. Duck ya bar gida na ɗan gajeren lokaci don goga da daidaita gashinsa na mintuna 15 zuwa 30 a kowace rana. Don kiyaye kwan ƙwai, sai ta lulluɓe su da fulawa da kayan shuka kafin barin kama. Ba a san ko duck yana ciyarwa a wannan lokacin ba ko tafiya kawai.
Lokacin shiryawa yana dauke da kwanaki 26 - 30 har sai kaji na karshe a cikin dabbar ya bayyana. Yayin da mace ke buya a cikin gida, namiji yana sintiri a yankin kuma yana korar abokan hamayya da masu farauta.
Kamar yadda zaku iya tsammani daga sunan, wannan duck mara tashi yana da haɗari ga Tsibirin Falkland.
Rashin hankali - daidaitawa zuwa yanayin mahalli
Rashin hankali, ko kuma, rashin iya tashi, ana lura da shi a cikin tsuntsaye a tsibirai, babu masu farauta da masu gasa. Karbuwa ga wannan salon rayuwa a cikin tsuntsaye yana haifar da sauye-sauyen yanayin rayuwa a tsarin kwarangwal da tsokoki: a da an saba da kayan kirji domin tashi da sauri, amma karfin tashi sama yana raguwa, yayin da duwawun kwankwaso ya fadada. Karbuwa kuma yana haifar da ingantaccen amfani da kuzari a cikin manya, saboda haka tsayayyen sternum ya bayyana wanda ya sha bamban da irin na tsuntsaye masu tashi da keel. Wannan shine tsarin da tsokoki masu daga reshe suke makalawa.
Tsuntsayen da suka rasa ikon tashi sama suna daga cikin masu mulkin mallaka na farko na sabbin abubuwan da suka shafi muhalli kuma suka yalwata cikin yanayin wadataccen abinci da yankuna. Baya ga gaskiyar cewa rashin fuka-fuka yana ba wa jiki damar adana kuzari, hakan kuma yana ba da gudummawa ga ci gaban gwagwarmayar rayuwa ta rayuwa, a lokacin da mutane ke rayuwa tare da rage farashin makamashi.
Rashin ikon tashi don wasu jinsunan bai kasance mai yawan masifa ba, tunda gudu shine nau'ikan motsi mafi tsada da yanayi ya haifar.
Kuɗin kuzarin da ake buƙata don motsawa cikin iska yana ƙaruwa daidai gwargwadon girman jiki. Sabili da haka, rashin fuka-fukai da kuma karuwar girman tsuntsaye sun haifar da raguwa a cikin manyan tsokoki na pectoralis, wanda ke cinye adadin makamashi mai mahimmanci.
Tsuntsayen da basa iya tashi sama sun samu cikin kashe kuzari, musamman a kiwi tare da kashe kuzari da ƙananan ƙwayar tsoka. Akasin haka, penguins marasa fuka da dabbobin Falkland suna amfani da matakin matsakaici. Wannan wataƙila saboda penguins sun haɓaka tsokoki na ɓoye don farauta da ruwa, kuma agwagi marasa tashi sama suna yawo ta saman ruwa ta amfani da fikafikansu.
Ga waɗannan nau'in tsuntsaye, irin wannan salon yana da tattalin arziki kuma ya ƙunshi cin abinci mai ƙarancin kalori. Bugu da kari, a cikin tsuntsayen da ke yawo, sassan fuka-fuki da fuka-fukai sun dace da tashi, yayin da tsarin fuka-fukai na tsuntsayen da ba su tashi ba ya dace sosai da mazauninsu da salon rayuwarsu, kamar su ruwa da shawagi a cikin teku.
