Iimpawu zoMlambo iOtter Burrow
Aba baqubhi abapheleleyo abagqamanga nje ngokuziphatha kwabo okuchwayitileyo, kodwa nokwakhiwa okumangalisayo kwemingxuma yabo ecaleni kwemilambo, imilambo kunye nonxweme lolwandle. Ezi zindlu zokuhlala, ezizinze ngokunzulu kwiindonga zomlambo, ziyilelwe ukuba zibe neendlela ezininzi zokuphuma, ezivumela ukubaleka ngokukhawuleza xa kukho ingozi.
Otter Burrows, ezikwabizwa ngokuba ziiholts, zakhiwe ngobuchule ukuze enye indawo yokungena ibe phantsi kwamanzi, ngoxa enye ibekwe kumhlaba owomileyo. Ezinye iiholithi zinendawo yokungena umoya phezulu. Iitonela ezidibanisa ezi minyango neendawo zokuphuma zinokulinganisa iimitha ezimbini ukuya kwezintathu ubude.
Inkqubo yokwakha yeHolt
Inkqubo yokwakhiwa kweholt yiotters sisenzo esinomtsalane sobunjineli bezilwanyana. IiOtters zikhetha indawo ekufutshane namanzi, ingakumbi udonga lomlambo olunezityalo ezininzi ukuze zikwazi ukufihla ubuso nokhuseleko.
- Iiotter ziqala ngokugrumba itonela lokungena elithambeka linyuke lingene elunxwemeni.
- Njengoko begrumba, itonela liya liba banzi de libe ligumbi eliphakathi.
- Ekugqibeleni, iiotters zemba indawo enye okanye ngaphezulu ukuze zibaleke ngokukhawuleza xa kukho ingozi.
Ubomi kunye nokukhuliswa ngaphakathi kweHolt
I-holt ayinikezeli nje ukhuseleko kwi-otters, kodwa kulapho inxalenye ebalulekileyo yobomi bazo kunye nokuzala kwenzeka. Iimazi zizalela kula mantshontsho, apho amantshontsho ahlala khona de abe mdala ngokwaneleyo ukuba angadada kwaye azingele.
IiHolts zikwanika iiotter indawo etofotofo yokuphumla emva komsebenzi wokutya ebusuku. Emva kokuchitha ixesha elininzi emanzini, ezi zilwanyana ziza kwindawo yazo ukuze ziphumle, zome yaye zide zizilungise.
Iintlobo ezahlukeneyo, iiHolts ezahlukeneyo
Nangona zonke iintlobo ze-otter zakha imingxuma yomlambo, nganye inezodwa zayo ngokuxhomekeke kwindawo yazo kunye nokuziphatha. Umzekelo, i-otter yolwandle Ikhetha ukwakha imingxuma yayo kwiindawo ezixineneyo kufuphi nonxweme.
Kwelinye icala, iEuropean River Otter yakha iiholts zayo elunxwemeni lwemilambo nemisinga, kwaye ngamanye amaxesha iyakwazi ukulungelelanisa imingxuma esele ikhona kwezinye izilwanyana. Kwelinye icala, iNorth American River Otter ihlala itshintsha iiholts, kwaye inokuba neqela kwiindawo ezahlukeneyo kulo lonke ummandla wayo.
ULondolozo lwe-Otter kunye neNdawo zokuHlala zaseMlambo
Ilahleko yendawo yokuhlala kunye nongcoliseko lwamanzi zezona zoyikiso ziphambili kwiiotters kunye neeholt zazo. Ukugcina le milambo nemisinga akubalulekanga nje kuphela ekuphileni kweeotters, kodwa kukwanegalelo ekugcineni ulungelelwano lwendalo yonke yomlambo.
Elinye lamanyathelo olondolozo isenokuba kukwenziwa kwee-"artificial holts", ezibonelela ngokhuseleko lweeotter kwiindawo apho indawo yazo yokuhlala iye yonakaliswa. Enye indlela kukusebenza ekubuyiselweni kwemilambo nezityalo eziselunxwemeni lwayo, ngaloo ndlela kukhuthazwa ukulondolozwa nokuveliswa kweendawo ezintsha zendalo.
IiOtters kunye neendawo ezihlala kuzo emilanjeni zingumzekelo onomdla wokuhlalisana kunye nokuziqhelanisa nezilwanyana. Abameleli kuphela isifundo esinomdla sokuziphatha kwezilwanyana, kodwa kunye nokubizelwa kwisenzo sokukhusela nokugcina ezi zidalwa kunye neendawo zazo zokuhlala ezizodwa. Ngamnye otter holt Lihlabathi elifihlakeleyo, umsebenzi obalaseleyo wendalo kunye nobungqina bezilwanyana zasendle ezisagqubayo kuthi.