Idada

Amadada, amahansi, amadada nama-merganser ahlobene eduze. Cishe ngaso sonke isikhathi zihlala eduze kwamanzi futhi zonke zinezinyawo ezinolwembu.

Izici

Abukeka kanjani amadada?

I-Anatidae yakha imindeni emikhulu yezinyoni enezinhlobo ezingaba ngu-150 ezihlukene, ezihlukaniswe ngamaqembu amabili: Amahansi, ahlanganisa amahansi kanye namadada. Amadada, wona ahlukene abe amadada abhukudayo, amadada antywilayo kanye nama-merganser. Ama-Anatidae anezinzwane ezinolwebu. Umzimba wazo mude futhi ubanzi, ngakho zibhukuda kahle emanzini.

Nokho, ezweni babonakala bengakhululekile. Izimpaphe zamadada nazo zilungele ukuphila emanzini: Amaphiko e-Anatidae ngokuvamile mafishane futhi aqinile. Ngazo, zingandiza amabanga amade, kodwa aziwona amaflaya amahle kakhulu. Izimpaphe eziminyene zilele phezu kwengubo efudumele.

I-Anatidae ihlale igcoba izimpaphe zazo ngento enamafutha evela kulokho okubizwa ngokuthi yi-preen gland. Lokhu kwenza izimpaphe zikwazi ukuxosha amanzi futhi amanzi aphume ezimpapheni. Imilomo ka-Anatidae iphansi futhi ibanzi. Zinezimpondo ze-lamellae onqenqemeni futhi zingazisebenzisa ukudoba izitshalo ezincane emanzini.

Endabeni yama-sawyers, aguqulwe abe amazinyo amancane angakwazi ukubamba inyamazane yawo, isibonelo, izinhlanzi ezincane, ngokuqinile. Cishe kuwo wonke amadada, abesilisa banezimpaphe ezinhle kakhulu kunabesifazane. Lokhu ungakubona kahle kakhulu kwabesilisa abangama-mallard abaziwayo, abanye babo abanombala oluhlaza okotshani noluhlaza okwesibhakabhaka.

Ahlala kuphi amadada?

Ama-Anatidae atholakala emhlabeni wonke: angatholakala kuwo wonke amazwekazi ngaphandle kwe-Antarctica. Amahansi anamakhanda amabha angatholakala ngisho nakumamitha angu-5000 ezindaweni eziphakeme zase-Asia Ephakathi. I-Anatidae cishe njalo ihlala eduze nemithombo yamanzi. Ngokuya ngezinhlobo zezilwane, ichibi elincane epaki yedolobha lanele kubo noma ligcwele amachibi amakhulu noma ugu lolwandle. Okuhlukile kuphela yihansi lenkukhu elivela e-Australia kanye nehansi laseHawaii: Bahlala emaphandleni kuphela.

Yiziphi izinhlobo zamadada akhona?

Naphezu kwakho konke ukufana, cishe izinhlobo ezingu-150 zamadada zihluke kakhulu: Ububanzi busukela ku-mallard eyaziwayo, amadada anemibala e-mandarin kuya kumahansi namadada. Nokho, intamo ende ivamile kumahansi namadada.

Okungaziwa kakhulu amasaha afana nesaha encane noma isaha eliphakathi nendawo: Nakuba akhiwe ngendlela efanayo namadada, uqhwaku lwawo luwenza abukeke ngendlela ehlukile: Mncane kune- duckbill, esahwe emaphethelweni futhi exhunywe ekugcineni.

Amadada aba neminyaka emingaki?

Amadada aphila cishe iminyaka emithathu kuphela, amahansi afinyelela kwemihlanu, kanti amadada angaphila okungenani iminyaka engama-20. Kodwa-ke, izilwane eziningi ziyafa zisencane kakhulu futhi azikhuli ngenxa yokuthi ziba izisulu zezilwane ezizingelayo. Nokho, lapho evalelwe, amadada angaphila isikhathi eside kakhulu kunasendle.

Behave

Aphila kanjani amadada?

Indlela afuna ngayo ukudla ijwayelekile kumadada. Amadada adlalayo acwilisa amakhanda awo nezintamo zawo emanzini angashoni futhi adobe ukuze adle ngemilomo yawo. Isingezansi sakhe siphuma emanzini lapho emba - umbono owaziwa wonke umuntu. Amadada antywilayo kanye namadada ama-moor nawo ayamba, kodwa angatshuza ashone phansi futhi athole izinkalankala lapho. Amahansi eza ogwini ukuze adle. Futhi ama-merganser angabazingeli abakhulu bezinhlanzi ngenxa yamazinyo amancane emilonyeni yawo.

Ngaphezu kokufuna ukudla, amadada azilungisa kakhulu izimpaphe zawo: Ngoqhwaku lwawo, amunca uketshezi olunamafutha oluvela ezindlaleni ze-preen ezinqeni zawo futhi alumboze ngokucophelela uphaphe ngalunye.

Ngoba kuphela uma izimpaphe zingangenwa amanzi, zingabhukuda emanzini. Lapho kufudumala khona unyaka wonke, amadada ngokuvamile ahlala ezweni lawo. Nokho, eYurophu noma e-Arctic, amadada ayafuduka. Lokho kusho ukuthi zindiza izinkulungwane zamakhilomitha minyaka yonke ukuya ezindaweni ezihlala kuzo ebusika ezindaweni ezifudumele.

Abangane nezitha zamadada

Ama-Anatidae ayizisulu ezihahelwayo zezilwane ezidla ezinye njengezimpungushe: izilwane ezincane ikakhulukazi ziba yizisulu zazo. Kodwa amaqanda nawo ayisidlo sangempela sezimpungushe, ama-skua, nezinye izilwane.

Azala kanjani amadada?

Amadada ajwayele ukuzala ngamabili. Amahansi abuthana ezindaweni ezinkulu ngesikhathi sokuzalanisa. Ngakho amaqanda namancane avikeleke kangcono ezitheni. Ama-Anatidae amaningi ahlala ndawonye iminyaka eminingi, noma, njengamahansi namadada, ukuphila kwakhe konke. Uma amaqanda emakhulu, abazali kufanele bawafukamele isikhathi eside.

Ngokwesibonelo, amadada angama-pygmy afukamela izinsuku ezingu-22 kuphela, kuyilapho amadada efukamela cishe izinsuku ezingu-40. Uma amantshontsho edada echanyuselwa, ayakwazi ukubhukuda futhi ahambe. Emasontweni ambalwa okuqala, bavikelwa abazali babo futhi baholele ezindaweni zokudla.

Amadada axhumana kanjani?

Amadada ayagquma. Nokho, abaningi abazi ukuthi abesifazane kuphela abenza lokhu. Amaduna ajwayele ukushaya ikhwela noma enze eminye imisindo enjengokukhala. Amahansi ayaxoxa, ayafona futhi ahayize, amanye amahansi ashaya amakhwela. Izwi lamadada likhulu kunawo wonke: ukukhala kwawo okunjengecilongo kuzwakala kude nakude.