Izinyoni Precocial: izici ukuthuthukiswa kanye nokusebenza

Kunezinhlobo zezinyoni, okuncike izici ezihlukahlukene. Omunye walena uwukuba degree of ukuthuthukiswa amatshwele obelusanda kuzalwa ikakhulukazi ukukhula kwabo okwengeziwe. Ngokusho lokhu systematization umbandela ukuhlukanisa amaqembu amabili amakhulu: lezi zibungu inyoni, izibonelo inikeziwe kulesi sihloko, futhi yokwakha isidleke. Ake sihlole kubo ngokuningiliziwe.

Lokushutheka futhi Nzalo izinyoni: umehluko oyinhloko

Zonke amalungu alesi sigaba ukukhiqiza kabusha by zibekela iqanda, ukuchamisela ngemva kwabo. Ngemva kwesikhathi esithile lona amaqanda amabhu amatshwele. izinyoni Precocial zinezikhathi yokuthi amaphuphu zabo ezisanda kuzalwa cishe ngokushesha isilungele abaphilayo ozimele. umzimba sivikele amachwane alo antekenteke ihlanganiswa ngokuphelele phansi. It lifudumeza futhi ivikela umzimba abasha kusuka kwezimo zendawo ezimbi, ikakhulukazi kusukela okungazelelwe lokushisa izinguquko nsuku zonke. Lokhu kuvumela lezi zinyoni ukushiya isidleke ngokushesha futhi, hhayi kwi freezer.

Amaqanda kuyiphi ziyaphuma Nzalo izinyoni kuhluke mikhulu ngobukhulu futhi aqukethe supply elikhulu izakhamzimba. Embryo uzisebenzisela kwenziwe umsebenzi othe xaxa ngo-igobolondo ukuthuthukiswa kakhulu futhi cishe ngokushesha ngemva kokuba ukuchamisela ukuthuthela abaphilayo ozimele. akhawunti Ukuchamisela amaqanda nabesifazane isikhathi eside - ngezinye izikhathi amasonto angaphezu kwamathathu. Ngokushesha ngemva ukuchamisela, amaphuphu bayakwazi ukubona nokuzwa kahle. uhlelo yabo kwemisipha osebenza ngokugcwele, ngakho ukuhambisa ngokuzimela. Lokhu kuqakatheke khulu ukuvikela izilwane ezidla ezingalindelekile. Ngemva kwamahora ambalwa izingane kakade ukuthi mabazisingathe kanjani ngokushesha, futhi impukane encane. Futhi ngemva kwamasonto ambalwa ingakwazi ukuthola ukudla.

Inyoni lokushutheka achanyuselwa amaphuphu kungokwenyama ngokuphelele olungenakuzisiza. Ukuthi bazalwa isikhumba oluze, izimpaphe, amehlo nezindlebe azikho. Izibonelo izinyoni lokushutheka kukhona ondlunkulu, Iziqophamithi, cuckoos, amajuba kanye nabanye. Ngemva kokuzalwa, abakwazi ukuhlala ngokuthula ngezinyawo zakhe, thermoregulation ayikahlanganiswa kwakhiwa. Ngenxa yalezi zizathu, lezi amaphuphu esithile ukuhlala esidlekeni, bedinga sabazali abakhathalelayo ezidla nokushisa.

Poluvyvodkovye izinyoni

Kukhona iqembu Lesisemkhatsini, elimalungu alo sihlanganise izici kokubili izinyoni lokushutheka futhi ungajabule. Ngokwesibonelo, izikhova amaphuphu kuthiwa yazalwa iyimpumputhe futhi athuthukiswe ngaphansi kokuqondisa kwabazali, kodwa ihlanganiswa ngokuphelele ngezimpaphe. Kodwa seagull isikhathi eside ahlale esidlekeni, naphezu kweqiniso lokuthi lo dweba kanye Amehl 'futhi enoboya.

ukukhahlamezeka kwendawo

izinyoni Precocial, kabani abamele abasakwazi zihlukahluka, Waterfowl noma lokuphila emhlabeni. Abanaso akha izidleke zawo phezulu derevyah.Ih ukuhlukanisa ezinkulu usayizi umzimba kanye mass esikhulu. Ngakho-ke, inkukhu nethuba lokuqala kancane Flutter kancane kancane ngokugcwele opera. Izinyoni zasemanzini Nzalo kuqala baye kabi athuthukile amaphiko, esikhathini esiningi sokuzindla kumiswa amakhono ukubhukuda.

Manje ake eduze bheka amayunithi oyisisekelo weqoqo.

gruiformes

Ngu izinyoni precocial kukhona squad zonke izinhlobo gruiformes. Basuke izimpawu Intamo eside futhi Uqhwaku efanayo futhi izinyawo. Ngenxa yokuba khona izihibe e uqhoqhoqho Zikhiphela umsindo isici okufana ipayipi. Njengoba lezi zibungu, gruiformes akha izidleke phansi. Lena inyoni kahle esikhulu, amamitha angu-eziyisithupha okusezingeni eliphezulu. Ububanzi wamaphiko azo ongafinyelela ngamamitha amabili. Lezi zilwane ezivamile kuleli qembu grey, asemaqeleni kanye Cranes ebekiwe umqhele.

izinyoni zasemanzini

Izinyoni zasemanzini Nzalo izinyoni (izibonelo - dada, duck kanye Mallard) basonta oda Anseriformes. sici alandisa yiyona ukutholakala uqhwaku ububanzi futhi isicaba. Ngaphakathi ingxenye yayo engenhla elise amapuleti Horny kulo abakhonza ukuhlunga izinhlayiyana zokudla ngamanzi.

Izwi "phuma" ukhona ngenxa Waterfowl. Lonke Iphuzu liwukuthi uma une-ndlala uwoyela, imfihlo lapho ezigcotshwe ngezimpaphe zazo. Ngenxa yalokho, kuba manzi. Izinyoni zasemanzini kukhona khona isisulu eziphilayo ezibalulekile, ngoba inyama okunomsoco okumnandi namafutha, okuyizinto has ayelapha. Kufanele ishiwo izimpaphe efudumele futhi fluff, asetshenziselwa bagcwalise zokulala kanye imicamelo kanye esikhiqiza knitwear.

Ngakho-ke, izinyoni Nzalo eziba kulezi zindawo zenza ngaphezulu uma iqhathaniswa isokhethi futhi ube ukubaluleka okukhulu kwezomnotho nakubantu.