Rhinocerotidae tsev neeg yog tsim los ntawm tsib hom pawg nyob rau hauv plaub genera, ib tug ntawm cov no yog Rhinoceros, nyob rau hauv uas muaj ob hom nyob rau hauv Esxias rhinos. Ib tug ntawm no yog Javanese rhinoceros, uas muaj lub npe scientific Rhinoceros sondaicus, thiab yog critically endangered Peb subspecies tau raug lees paub, uas yog: Rhinoceros sondaicus sondaicus, Rhinoceros sondaicus annamiticus (Tswb) thiab Rhinoceros sondaicus inermis (Extinct).
Ntawm qhov kev thov rau lub horn ntawm lub rhinoceros no thiab muaj kev cuam tshuam rau cov chaw nyob, yog cov laj thawj tseem ceeb vim li cas cov tsiaj no muaj kev phom sij loj heev ntawm kev ploj tuag, raws li daim ntawv teev npe liab ntawm International Union rau lub Kev txuag ntuj. Peb caw nej los nyeem cov nplooj ntawv no ntawm peb lub xaib, yog li koj tuaj yeem kawm paub ntau ntxiv txog yam ntxwv ntawm Javan rhinoceros, nyob qhov twg thiab ntau ntxiv.
Kab Qaum Ntuj Qaum Ntuj
Ntawm cov neeg Esxias, cov Javan rhinoceros yog qhov tsawg tshaj plaws ncav qhov siab nruab nrab ntawm 1.7 m , nrog qhov ntev xws li ntawm 2 mus rau 4 meters thiab ntawm 1.5 txog 2 tonsQee cov kev tshawb fawb qhia tias cov poj niam loj dua cov txiv neej, txawm tias muaj lub cev zoo sib xws. Ib qho ntawm cov yam ntxwv xav paub tshaj plaws yog tias lawv yuav luag tsis muaj plaub hau, tshwj tsis yog lub qhov ntswg, lub cev thiab tus Tsov tus tw, uas muaj qhov sib txuam ntawm cov no. Lawv muaj xim grey tab sis tsis khaus.
As for the horn, the males have a small one that measures about 25 cm, thaum poj niam tsis muaj qhov no los yog muaj me me. Lub di ncauj sab sauv ntawm cov tsiaj no yog prehensile thiab elongated, qhov tseeb nws tshaj qhov qis di ncauj, lawv kuj muaj cov hniav loj heev. Lwm tus yam ntxwv ntawm Javan rhinoceroses yog lawv lub cev folds, uas yooj yim pom nyob rau hauv ntau qhov chaw ntawm lawv lub cev loj. Lawv qhov muag tsis pom kev, tab sis lawv qhov hnov tsw thiab hnov lus zoo.
Java Rhino Habitat
Javan rhino's range tau ceeb toom txwv tsis pub leej twg paub, yav tas los txuas mus rau Bangladesh, Myanmar, Thaib teb, Lao People's Democratic Republic, Cambodia, Nyab Laj thiab tej zaum Suav teb sab qab teb. Txawm li cas los xij, tsis muaj cov ntaub ntawv meej ntawm txhua qhov chaw uas nws tau muab faib. Raws li cov yam ntxwv ntawm qhov chaw nyob, nws feem ntau tuaj yeem ua los ntawm hav zoov, qhib cov nyom sib xyaw thiab cov av siab.
Cov rhinoceros Javan nyob qhov twg? Tam sim no, txwv tsis pub rau thaj chaw qis hav zoov hav zoov, nrog rau cov dej, uas yog qhov tseem ceeb rau cov tsiaj. Nyob rau hauv qhov kev nkag siab no, cov tsiaj no yog concentrated nyob rau hauv thaj chaw ze rau dej, nrog tsub zuj zuj ntawm ntxhia ntsev thiab tsim cov swamps los yog wallows.
Txoj kev lis kev cai ntawm Javan Rhinoceros
Javan rhinoceros yog ib leeg xwb, lawv tsuas tsim ua khub rau hnub yug, ces pom poj niam nrog lawv. cov hluas los yog ib leeg. Ib txoj kev cai ib txwm yog yob hauv av nkos, thiaj li hydrate lawv daim tawv nqaij thiab tiv thaiv nws ntawm kab mob thiab kab mob. Thaum lub caij ntuj qhuav qhuav, qhov tsis muaj cov wallows tuaj yeem ua teeb meem rau lawv. Hauv cov chaw no qee tus neeg tuaj yeem pom ua ke, tab sis qhov no tshwm sim vim lawv sib koom hauv qhov chaw, tsis yog nrog lub tswv yim ntawm pawg.
Lwm yam yam ntxwv ntawm cov txiv neej yog siv lawv horns ntxiv mus tob rau qhov chaw uas lawv wallow. Nws kuj yog ib qho uas pom lawv rub lawv horns ntawm cov ntoo. Lawv yog thaj chaw, txawm hais tias yuav muaj thaj chaw sib tshooj, feem ntau ntawm cov poj niam dua li txiv neej. Lawv yog cov tsiaj uas nyob rau hauv lub ntsej muag ntawm kev hem thawj tsis thim rov qab tau yooj yim thiab ua nruj ua tsiv, feem ntau yog nyob rau ntawm lawv cov tsiaj nyeg xwb, uas yog tib neeg, ntawm lawv. ib txwm nyiam nyob deb.
Java Rhino Pub
Javan rhinoceros tsuas yog herbivore basing its diet mainly on fruits, leafs, shoots and bark. Nws muaj ib tug predilection rau noj hom Ficus variegata thiab kleinhovia variegataa. Lawv siv lawv daim di ncauj prehensile los rhuav tshem cov zaub mov thiab ua tiav nrog lawv cov hniav. Lawv mus ntev heev los coj cov nroj tsuag uas lawv nyiam, mus rau qhov chaw uas lawv tuaj yeem khoov cov ntoo me kom nkag mus rau thaj chaw siab uas cov nplooj nyob.
Ntawm qhov tod tes, lawv yuav tsum tau noj cov zaub mov, yog li yog tias tsis muaj ntsev ntxiv, lawv tuaj yeem mus haus dej hiav txwv kom them nyiaj rau cov khoom noj khoom haus no.
Muaj ib qho tseem ceeb tab sis muaj teeb meem txuas nrog rau kev pub mis thiab nws yuav tsum ua nrog qhov muaj nyob hauv thaj chaw ntawm Javan rhinoceros ntawm xibtes, tshwj xeeb yog hom Arenga obtusifolia. Los ntawm kev loj hlob uncontrollably, nws muaj peev xwm inhibiting kev loj hlob ntawm lwm yam nroj tsuag, tshwj xeeb tshaj yog cov uas ua raws li kev noj haus ntawm cov rhinoceroses, uas tom qab ntawd ua rau ib tug tseem ceeb kev txwv nyob rau hauv cov zaub mov rau lawv.
Java Rhinoceros Reproduction
Vim cov xwm txheej pej xeem ntawm hom, kev tshawb fawb txog nws cov kab mob biology muaj qee qhov txwv. Nws kwv yees tias poj niam txiv neej maturityl nyob rau hauv lawv mus txog ntawm cov poj niam ntawm 5 mus rau 7 xyoo thiab los ntawm cov txiv neej at 10. Cov tsiaj no tuaj yeem loj hlob thoob plaws lub xyoo. Cov txiv neej ua suab nrov nyiam poj niam, feem ntau xaiv tus txiv neej ua suab nrov tshaj.
Nws yog ib hom kev sib hais plaub tab sis muaj qee qhov kev tawm tsam ntawm ob niam txiv. Cov neeg no tuaj yeem ua phooj ywg nrog ntau dua ib tus tswv cuab nyob rau theem kev loj hlob.
Gestation lasts on average 16 lub hlis, nrog rau kev tsim ntawm ib tug calf, uas yuav haus mis nyuj nyob rau hauv ntau yam uas mus los ntawm lub 12 txog 24 lub hlis, thiab yuav ua ywj siab tom qab ob xyoos.
Txiv neej raws li Javan Rhinoceros
The Javan rhinoceros species is Critically Endangered and is extinct in Bangladesh, Cambodia, India, People's Democratic Republic Lao, Peninsular Malaysia, Myanmar, Thaib thiab Nyab Laj. Poaching kom tau lub horn yog thawj qhov ua rau qhov teeb meem no. Ntawm qhov tod tes, tag nrho cov tib neeg uas twb muaj lawm raug txo mus rau ib cheeb tsam, Ujung Kulon National Park ntawm cov kob ntawm Java, yog li qhov no ua rau cov pej xeem nyob ntawm qhov nqa peev xwm ntawm ecosystem, nrog rau kev cuam tshuam uas tsim tib neeg. kev ua. Kev muaj zaub mov yog lwm qhov laj thawj rau siab rau hom tsiaj, nrog rau kev kis ntawm qee yam kab mob los ntawm cov tsiaj nyeg hauv zos.
Raws li Red List of the International Union for Conservation of Nature (IUCN), muaj tsawg dua 20 tus qauv ntawm hom no Tsis tas li ntawd, ntawm cov kev txuag kev tiv thaiv yog cov denomination ntawm Javan rhinoceros raws li ib tug protected hom, as well as nws incorporated for years in the Convention on International Trade of Endangered. Hom Tsiaj qus Fauna thiab Flora (CITES). Poaching tau raug tswj thiab ntau lub koom haum tau ua los ntawm cov koom haum sib txawv rau kev saib xyuas cov tsiaj.
