2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Ob tug txiv neej thiab poj niam reindeer loj hlob antlers, thaum nyob rau hauv feem ntau lwm hom mos lwj, tsuas yog cov txiv neej muaj antlers. … Ib tug txiv neej lub antlers tuaj yeem ncav cuag 51 ntiv tes ntev, thiab tus poj niam antlers tuaj yeem ncav cuag 20 ntiv tes. Tsis zoo li horns, antlers poob tawm thiab loj tuaj txhua xyoo.
Tus poj niam mos lwj hu ua dab tsi?
Lawv qee zaum hu ua pseudo-hermaphrodites. Lawv cov antlers yog polished, zoo li koj pom nrog lwm tus mos lwj antlers tom qab lawv tau tso lawv cov velvet. Hom mos lwj no muaj txiv neej cov kab mob hauv nruab nrog cev thiab cov poj niam sab nraud. Poj niam mos lwj whitetail nrog antlers muaj ntau heev testosterone qib.
Koj tuaj yeem qhia tau li cas yog mos lwj yog txiv neej lossis poj niam?
Reddish-xim av rau xiav-grey lossis tan xim; underside ntawm tus Tsov tus tw yog dawb, ua ib tug "chij" thaum tsa los ntawm lub rump. Antlers ntawm tus txiv neej feem ntau muaj lub ntsiab nqaj nrog tines loj hlob los ntawm nws.
Koj hu ua dab tsi nrog cov antlers?
Ib tug tseeb antlered doe yog ib tug poj niam uas tsim cov testosterone ntau dhau thiab txhim kho cov yam ntxwv zoo li antlers. … Ib tug hermaphrodite yog tshwm sim los ntawm ib tug tsis xws luag ntawm caj ces thiab muaj cov txiv neej thiab poj niam lub cev xeeb tub. Lawv tuaj yeem yog sab hauv lossis sab nraud lossis hauv ntau qhov sib xyaw ua ke.
Yuav tsawg npaum li cas tus doe nrog antlers?
Qhov kev kwv yees tshaj plaws los ntawm cov kws tshawb fawb biologist yog tias 1 ntawm kwv yees li 10,000 tus poj niam mos lwj muaj antlers. Qee tus xav tias nws ze rau 1 ntawm 100, 000.
Pom zoo:
Mos mos lwj noj dab tsi?
Mos mos lwj yog ib qho tseem ceeb hauv kev noj zaub mov ntawm ntau yam tsiaj. Cov neeg yos hav zoov hmo ntuj, suav nrog nab, owls, thiab ntau yam tsiaj txhu tsiaj, yog lawv qhov kev hem thawj loj tshaj. Dab tsi tsiaj noj mos lwj nas? Cov Tsiaj:
Puas tus poj niam reindeer muaj antlers?
Txhua tus txiv neej thiab poj niam reindeer loj hlob antlers, thaum lwm hom mos lwj feem ntau, tsuas yog cov txiv neej muaj antlers. … Cov txiv neej tso lawv cov antlers thaum lub Kaum Ib Hlis, ua rau lawv tsis muaj antlers mus txog rau lub caij nplooj ntoo hlav tom ntej, thaum cov poj niam khaws lawv cov antlers mus txog lub caij ntuj no mus txog thaum lawv cov nyuj yug hauv lub Tsib Hlis.
Niam mos lwj yog dab tsi?
Chevrotains, lossis nas-mos mos lwj, yog me me txawm-toed ungulates uas ua rau tsev neeg Tragulidae, tsuas yog cov tswv cuab ntawm cov infraorder Tragulina. 10 hom uas tseem tshuav tau muab tso rau hauv peb genera, tab sis ob peb hom kuj paub tsuas yog los ntawm fossils.
Mos mos lwj nyob qhov twg?
Tus mos lwj tau pom thoob plaws North America, nyiam cov hav zoov, tab sis kuj tshwm sim hauv thaj chaw suab puam. Hantavirus feem ntau pom nyob qhov twg? Hantavirus pulmonary syndrome feem ntau tshwm sim hauv nyob deb nroog ntawm sab hnub poob Tebchaws Meskas thaum lub caij nplooj ntoo hlav thiab lub caij ntuj sov.
Puas yog poj niam moose muaj antlers?
Antlers tsuas yog pom ntawm lub ncauj tsev menyuam, xws li mos lwj, elk, moose thiab caribou. Lawv feem ntau pom tsuas yog ntawm cov txiv neej, tab sis ob leeg txiv neej thiab poj niam caribou muaj antlers. Ib zaug nyob rau hauv ib tug zoo thaum ib tug poj niam moose los yog dawb-tailed mos lwj yuav sprout antlers, vim yog ib tug hormonal tsis txaus.
