I-Giant Deer of the Past: Ukuthola amagugu e-paleontological

I-Giant Deer of the Past: Ukuthola amagugu e-paleontological Ezinkulungwaneni zeminyaka edlule, kudala ngaphambi kokuvela kwabantu eMhlabeni, iplanethi yethu yayihlalwa izidalwa ezinkulu nezithandekayo, futhi phakathi kwazo, kwagqama izinyamazane ezinkulu. Lawa ma-titans asendulo, anezimpondo zawo ezinkulu kanye nokuthwala kwawo okubabazekayo, ahamba emahlathini nasezindaweni ezinotshani zasePleistocene, isikhathi somlando wokwakheka komhlaba owathatha cishe eminyakeni eyizigidi ezi-2,6 edlule kuya cishe eminyakeni eyi-11,700 edlule. Umlando walezi zimangaliso ze-paleontological uhambo oludlula esikhathini esiyisa enkathini lapho ubuhle bempilo yezilwane bungaphezu kwanoma yimuphi umcabango.

Imidondoshiya yasendulo: Megaloceros giganteus

El I-Megaloceros giganteus, eyaziwa kakhulu ngokuthi inyamazane enkulu yase-Ireland, iwuhlobo lwezinyamazane ezinkulu ezaziwa kakhulu. Yayihlala enkathini yePleistocene e-Eurasia, ukusuka e-Ireland kuya empumalanga yeSiberia naseChina. Lesi silwane esinamandla sasinesisindo esiphakathi kuka-700 kanye ne-1000 kilos futhi sasinezimpondo ezihlaba umxhwele ezingafinyelela kumamitha angu-3,5 ubude. Cabanga nje ubukhulu balesi silwane, kumane kusimangaze!

Nokho, ngaphezu kobukhulu balo, into eyathakazelisa kakhulu ososayensi kwakuwukunyamalala kwalolu hlobo. Nakuba izimbangela eziqondile zisalokhu ziyimpikiswano, ochwepheshe abaningi basikisela ukuthi inhlanganisela yokushintsha kwesimo sezulu, ukulahlekelwa indawo yokuhlala kanye nokucindezela kokuzingela okuvela kubantu bokuqala kwakungabangela ukushabalala kwalesi sikhulu se-Pleistocene.

Izimpondo: Isakhiwo esithakazelisayo

Enye yezinto ezinhle kakhulu Okwaphawuleka izinyamazane ezinkulu ngokungangabazeki kwakuyizimpondo zazo ezinkulu. Ngokungafani nezimpondo zezinye izilwane, izinyamazane zezinyamazane ziyachitha futhi zizala kabusha unyaka ngamunye, inqubo ebonakala ihlotshaniswa nezimo zemvelo kanye nesimo sempilo yesilwane.

Lezi zakhiwo zenziwe ngezinto ezifana namathambo ethu futhi zambozwa ungqimba lwesikhumba olubizwa ngokuthi "i-velvet." Izimpondo zazisetshenziswa ngamaduna ukulwa ngesikhathi sokukhwelana, okubonisa amandla nempilo yomuntu ngamunye. Ngaphezu kwalokho, benza umsebenzi othusayo ngokumelene nezilwane ezidla ezinye.

I-Megaceroides algericus: Umdondoshiya wase-Afrika

Olunye uhlobo lwenyamazane enkulu okufanele kukhulunywe ngayo iMegaceroides algericus, eyayihlala eNyakatho Afrika phakathi nePleistocene. Lesi silwane sithakazelisa ikakhulukazi uma kubhekwa izimo zemvelo zakule ndawo, ezazihluke kakhulu kwezaseYurophu nase-Asia.

I-Megaceroides algericus yayiyincanyana kunomzala wayo waseYurophu, kodwa ijabulisa kancane. Yayibuye ibe nezimpondo ezinkulu, nakuba lezi zazinamagatsha amancane kunalezo zozakwabo wasenyakatho ye-Eurasia.

I-biology kanye ne-ecology yezinyamazane ezinkulu

Nakuba izinhlobo zezinyamazane zesimanje zingasinika umbono wokuthi lezi ziqhwaga zesikhathi esidlule zaziphila kanjani, kukhona futhi umehluko omkhulu. Njengoba zazidla utshani, zazidla uhlaza oluhlukahlukene, kuhlanganise amaqabunga, amagatsha notshani.

  • I-Las amasu wokutadisha yezinyamazane ezinkulu zihlanganisa ukuhlaziywa kwezinsalela zamathambo kanye nokuqhathanisa nezinhlobo zamanje.
  • Izinsalela zalezi zilwane ziye zatholakala ikakhulukazi emaxhaphozini nasemaxhaphozini, okusikisela ukuthi zaziyohlala ezindaweni ezifana nalezi esingazithola namuhla.

Ngeshwa, njengoba lezi kuyizinhlobo ezingasekho, kunenani elilinganiselwe lolwazi esinalo. Nokho, kuhlale kunethuba lokuthola ubufakazi obusha obuzobhala kabusha esikwaziyo ngalezi zidalwa ezithakazelisayo.

Ifa lenyamazane enkulu

Nakuba izinyamazane ezinkulu zanyamalala ezinkulungwaneni zeminyaka edlule, ifa lazo lisaqhubeka ezinhlotsheni zethu zamanje zezinyamazane nama-elk. Lezi zinhlobo zanamuhla zingase zingabi ubukhulu bezihlobo zazo zasendulo, kodwa eziningi ziye zazuza njengefa isici sama-antlers amakhulu.

Ngaphezu kwethonya lazo lezinto eziphilayo, izinyamazane ezinkulu nazo zinomthelela wamasiko. Izinsalela zayo ziye zathakazelisa izizukulwane zososayensi nabathandi bemvelo, futhi iye yaba a uphawu lwezifanekiselo yezilwane ezingasekho zePleistocene. Eqinisweni, ukutholakala kwezinyamazane ezinkulu nezinye izinhlobo zezilwane zasendulo kungakhuthaza abantu bayo yonke iminyaka ukuba bathole futhi bazise izwe elimangalisayo le-paleontology.

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