Cockatoos yog ib tsev neeg ntawm 21 hom parrots, qee qhov khaws cia ua tsiaj thoob plaws ntiaj teb. Lawv paub txog lawv cov cim kev lag luam, kev txawj ntse, muaj peev xwm kawm txuj ci, muaj peev xwm ua las voos, thiab kev zoo nkauj. Cockatoo tuaj nyob rau hauv ntau qhov ntau thiab tsawg. Qhov tsawg tshaj plaws cockatoo yog cockatiel, yog tus thib ob hom tsiaj noog hauv ntiaj teb. Cov cockatoos loj dua yog qhov nyuaj rau khaws cia li tsiaj txhu tab sis muab kev nkag siab zoo rau lawv cov tswv txawm li cas los xij.
Raws li tus tswv cockatoo (los yog tus tswv yav tom ntej), koj yuav xav paub yog tias nws tuaj yeem qhia cov txiv neej sib nrug ntawm poj niam. Tseem tuaj yeem qhia poj niam txiv neej ntawm qee hom cockatoos los ntawm saib cov neeg laus laus rau qee qhov sib txawv Hauv tsab xov xwm no, peb yuav saib seb hom twg tuaj yeem pom kev sib deev, nws tuaj yeem ua tau li cas, thiab koj tuaj yeem sib deev hom twg uas tsis qhia qhov sib txawv ntawm cov txiv neej thiab poj niam.
Cockatoo Families
Hais dav dav, cockatoos tau faib ua 3 tsev neeg loj: dawb cockatoos, dub cockatoos, thiab cockatiels. Dawb cockatoos tsis tso tawm ib qho kev ntseeg siab ntawm kev sib deev dimorphism. Hauv lwm lo lus, nws tsis tuaj yeem qhia cov txiv neej sib nrug ntawm poj niam, thiab cov lus qhia ntxaws ntxaws los txheeb xyuas cov noog uas yog txiv neej lossis poj niam tsis ntseeg. Dub cockatoos, ntawm qhov tod tes, ua kom pom kev sib deev dimorphism. Cockatiels raug cais nyob rau hauv lawv tsev neeg, thiab feem ntau hom cockatiels (grey-bodied nrog lub taub hau daj) tuaj yeem pom kev sib deev thaum lawv yog neeg laus.
White Cockatoos
Dub cockatoos yog tsim los ntawm ob tug sub-genera: cov "tseeb" dawb cockatoos (Cactua) thiab cov "false" dawb cockatoos (Licmetis). Ntau hom ntawm Cactua subgenus yog nrov li tsiaj. Piv txwv ntawm cov noog xws li Salmon Crested Cockatoo thiab Yellow Crested Cockatoo.
Txhua tus noog nyob rau hauv subgenus Licmetis muaj xim daj ntseg beaks thiab crests uas tsis pom tseeb xim. Ib qho piv txwv ntawm cockatoo hauv no subgenus yog Red Vented Cockatoo.
Kev Sib Deev (Rau Dawb Cockatoos)
Txhua hom ntawm cockatoos cais ua cov cockatoos dawb tsis qhia txog kev sib deev dimorphism. Hauv lwm lo lus, tus txiv neej tsis tuaj yeem sib txawv ntawm tus poj niam tsuas yog saib ob tus noog. Anecdotal pov thawj qhia qee qhov sib txawv, tab sis cov no tsis ntseeg tau. Piv txwv li, poj niam Salmon-crested cockatoos yog qee zaum loj dua lawv cov txiv neej. Txawm li cas los xij, hauv lwm hom, xws li Sulphur-crested cockatoo, cov neeg laus muaj qhov loj me thiab tsuas yog pom qhov sib txawv me me uas tsis tuaj yeem pom tau yooj yim, tshwj xeeb tshaj yog nyob deb.
Yog tias koj muaj hmoo, koj tuaj yeem sib deev koj cov cockatoos dawb yog tias lawv xaus rau kev yug me nyuam (txawm tias qhov no tsis tas yuav tshwm sim hauv kev poob cev qhev). Nov yog qee cov cim qhia koj yuav pom:
Cov tsos mob ntawm kev sib tham
- Thaum lub caij yug me nyuam, cov txiv neej strut rau cov poj niam nrog ib tug erect crest thiab lawv tus Tsov tus tw tis dav. Lawv kuj bob thiab flick lawv lub taub hau thiab emit ib tug trademark low 'chuckling' suab rau woo ib tug poj niam. Txawm li cas los xij, qhov kev sib tw seev cev no tsuas yog pom hauv cov noog uas tsis yog khub. Cockatoos yog monogamous, yog li ob khub ntawm cockatoos uas tau sib koom ua ke yuav txuag lub sijhawm thiab lub zog los ntawm kev ua ntej txhua qhov kev sib tw seev cev thiab kev ua yeeb yam rau lub caij sib tw yav tom ntej.
- Qe tso yog qhov pom tseeb tshaj plaws uas koj tus cockatoo yog poj niam. Txawm li cas los xij, tos qhov no tsis yog ib qho kev ntseeg siab vim qee tus poj niam cockatoos yuav tsis nteg qe.
Ntawm lawv lub caij sib yuav, tsis muaj ib txoj hauv kev los qhia ib tug txiv neej sib nrug ntawm ib tug poj niam los ntawm kev saib koj tus noog. Txoj hauv kev zoo tshaj plaws rau kev sib deev koj tus noog yog kom koj tus kws kho tsiaj sau cov qauv ntawm koj tus noog (xws li ntshav lossis qee cov plaub molted) thiab xa mus rau chav kuaj. Cov txheej txheem no feem ntau raug nqi thiab txhim khu kev qha thiab tseem yog txoj hauv kev zoo tshaj plaws rau kev sib deev ib qho cockatoo uas suav tias yog cockatoo dawb.
Kev Sib Deev (Rau Dub Cockatoos)
Cov hom ntawm cockatoos cais raws li cov cockatoos dub qhia kev sib deev dimorphism thaum lawv loj tuaj. Qhov no ua rau nws yooj yim heev los txheeb xyuas lawv pom los ntawm kev nrhiav qee qhov tseem ceeb tshwj xeeb rau cov txiv neej thiab poj niam. Cia peb saib qee hom tsiaj qus dub dub thiab qhov sib txawv tseem ceeb ntawm cov txiv neej thiab poj niam rau hom.
Red Tail Dub Cockatoo
Qhov no yog ib qho yooj yim cockatoos qhia sib nrug, txawm nyob deb. Tus txiv neej yog dav hlau dub thiab muaj ib tug dav band ntawm ci liab plaub nyob rau hauv nws tus Tsov tus tw thiab ib tug maub grey beak. Cov poj niam yog ib tug me ntsis duller ntxoov ntxoo ntawm dub, nrog daj speckles ntawm nws lub taub hau thiab lub mis, thiab muaj daj thaj tsam ntawm nws tus Tsov tus tw. Nws beak kuj yog me ntsis pale.
Glossy Dub Cockatoo
Zoo ib yam li Liab Tailed Dub Cockatoo, Glossy Dub Cockatoo qhia kev sib deev dimorphism. Qhov yooj yim tshaj plaws los qhia lawv sib nrug yog los ntawm kev saib lawv lub taub hau. Cov txiv neej muaj xim browner ntawm lawv lub taub hau thiab hauv qab. Ntawm qhov tod tes, ib tug poj niam Glossy Dub Cockatoo feem ntau muaj cov cim daj nyob ib ncig ntawm nws lub taub hau.
Yellow Tail Dub Cockatoo
Nyob hauv hom no, tus poj niam muaj lub plhu daj loj dua tus txiv neej. Nws kuj muaj lub ntsej muag grey daj ntseg thiab ib daim ntawv dawb sab saud. Hauv cov txiv neej, lub ntsej muag lub ntsej muag yog xim liab thiab daim nqi sab sauv yog xim grey.
Palm Cockatoo
Qhov yooj yim tshaj plaws los qhia tus poj niam xibtes cockatoo sib nrug ntawm tus txiv neej yog saib ntawm lawv cov beak. Ib tug poj niam lub beak yog dawb horn-xim. Cov txiv neej, ntawm qhov tod tes, muaj cov beak dub. Cov cim daj ntawm cov poj niam laus kuj feem ntau hais ntau dua li cov txiv neej.
Kev Sib Deev (Rau Cockatiels)
Cockatiels muaj ntau yam xim. Lawv yog cov tswv cuab tsawg tshaj plaws ntawm tsev neeg cockatoo. Qhov yooj yim xim ua ke ntawm cockatiels uas tuaj yeem pom kev sib deev yog cov uas muaj lub cev grey thiab lub taub hau daj. Nyob rau hauv grey cockatiels, tus txiv neej muaj ntau striking lub ntsej muag nta: tiag tiag txiv kab ntxwv me ntsis sawv ntawm ib tug kaj daj backdrop. Tus poj niam lub ntsej muag muaj cov xim txiv kab ntxwv sib zog ntawm ob lub suab daj lossis grey backdrop.
Kuv Yuav Ua Li Cas kuaj DNA rau kuv tus Cockatoo Dub lossis Cockatiel?
Feem ntau hais lus, nws yog ib lub tswv yim zoo uas yuav tsum muaj koj tus kws kho tsiaj ua qhov kev ntsuam xyuas ntawm koj cov noog kom txheeb xyuas lawv qhov kev sib deev. Txawm hais tias pom tseeb qhov sib txawv ntawm cov txiv neej thiab poj niam ntawm qee hom thiab qhov sib txawv pom kev kawm, DNA kev sib deev tau lav rau ntau yam:
Vim Li Cas Thiaj Muaj Koj Cockatoo DNA sexed
- Txoj kev sib txawv ntawm cov txiv neej thiab poj niam tsis pom lawv tus kheej kom txog thaum lawv loj hlob tuaj (qhov no tuaj yeem siv sijhawm txog 4 xyoos hauv qee hom kab laum).
- Txawm hais tias tej zaum nws yuav yooj yim rau cov txiv neej los ntawm cov poj niam thaum lawv pom ua ke, nws yuav nyuaj rau txheeb xyuas qhov sib deev ntawm koj cockatoo yog tias koj muaj ib tus noog xwb.
- Muaj ntau yam xim txawv thiab ntau hom ntawm cov cockatoos sib txawv uas yuav tsis pom cov cim pom tseeb ntawm kev sib deev dimorphism.
- Ntxiv nrog rau kev kuaj DNA-kev sib deev, koj tus tsiaj muaj peev xwm muab koj cov noog nrog kev kuaj tag nrho thaum lawv raug coj mus rau hauv cov txheej txheem thiab tuaj yeem pab koj txheeb xyuas cov cim ntxov ntawm cov teeb meem tshwm sim (yog tias muaj).
Txoj Kev Xav
Cockatoos yog cov tsiaj nyiam uas muaj ntau hom. Dawb cockatoos tsis tuaj yeem ntseeg tau tias yog txiv neej lossis poj niam los ntawm kev ntsuas pom ib leeg. Feem ntau cov cockatoos dub thiab cockatiels, ntawm qhov tod tes, pom kev sib deev dimorphism, thiab feem ntau, txiv neej thiab poj niam tuaj yeem txheeb xyuas los ntawm kev nrhiav qhov sib txawv tseem ceeb thaum koj tus noog yog kev sib deev.
