Qav Qav: piav qhia, duab

Cov txheej txheem:

Qav Qav: piav qhia, duab
Qav Qav: piav qhia, duab

Video: Qav Qav: piav qhia, duab

Video: Qav Qav: piav qhia, duab
Video: Plab Plab Ntswg..(Pluav Pluav Ntswg) Maiv Twm New Song 2023-2024 2024, Hlis ntuj nqeg
Anonim

Rana temporaria - chav amphibian, genus thiab tsev neeg Qav, xaj anurans. Txhais ua Lavxias teb sab - nyom qav. Habitat - steppes, hav zoov-steppes, shores ntawm reservoirs, forests, ntub swampy qhov chaw. Lub neej expectancy ntawm amphibian yog heev loj, nyob rau hauv cov xwm - txog 5 xyoo, nyob rau hauv captivity - muaj peev xwm ncav cuag 15-18 xyoo.

qav qob
qav qob

Qab Qav Description

Muaj peb hom kab ntawm cov qav: Rana temporaria parvipalmata, Rana temporaria honnorati, Rana temporaria temporaria. Lawv txawv ntawm qhov chaw nyob thiab xim. Qav nyom muaj lub cev squat, qhov ntev tuaj yeem ncav cuag 10 cm. Qhov nruab nrab qhov hnyav ntawm amphibian yog hais txog 22.5 g. Tau kawg, kuj muaj cov neeg loj dua, nws qhov hnyav nce mus txog 30 g, tab sis nyob rau hauv cov xwm txheej lawv tsis tshua muaj heev.. Cov xim ntawm lub nraub qaum sib txawv nyob ntawm qhov chaw nyob. Los ntawm saum toj no, cov nyom nyom tuaj yeem yog grey, txiv ntseej lossis xim liab-cib. Ib qho tshwj xeeb ntawm amphibian yog ib daim duab peb sab xim av zoo nkauj nyob ze ntawm lub pob ntseg. Muaj me me (1-3 hli) tsaus nti ntawm ob sab thiab sab nraub qaum. Muaj cov qauv zoo li marble ntawm lub plab tsaus nti. Qav nyom, raws li txoj cai, muaj qhov muag xim av nrog cov menyuam kawm ntawv kab rov tav dub, txawm li cas los xij, muajalbino cov neeg uas muaj qhov muag liab. Thaum lub sij hawm mating lub caij, txiv neej ua xim sib dua, thaum poj niam, ntawm qhov tsis sib xws, ua tsaus. Daim tawv nqaij ntawm amphibian yog du, me ntsis slippery, lub epidermis tsis keratinize.

kab lus piav qhia
kab lus piav qhia

Kev coj cwj pwm hauv xwm

Qav nquag nquag nquag heev thaum yav tsaus ntuj thiab hmo ntuj. Kev ua haujlwm nruab hnub tuaj yeem tshwm sim tsuas yog hauv huab cua huab lossis hauv qhov chaw ntub dej. Nyob rau hnub tshav ntuj, Qav nkaum hauv qab pob zeb, hauv cov nroj tsuag ntom ntom, hauv stumps. Nrog rau qhov pib ntawm huab cua txias, thaum huab cua kub poob qis dua 6 0 C, kev ua si nres. Qav siv lub caij ntuj no nyob rau hauv cov pab pawg loj, tus naj npawb ntawm ntau yam ntawm ntau kaum mus rau pua pua. Qhov chaw rau wintering lawv xaiv scrupulously. Raws li txoj cai, cov no yog cov dej tsis khov nrog cov av nkos hauv qab, cov kwj dej los yog cov av ntub dej. Cov pab pawg sim kov yeej qhov kev ncua deb mus rau lub caij ntuj no nyob rau hauv ib hnub, feem ntau nws tsis muaj ntau tshaj li ib thiab ib nrab kilometers ntawm lub caij ntuj sov chaw. Yog tias cov xwm txheej hibernation phem zuj zus, cov pab pawg tawm ntawm thaj chaw xaiv, xaiv qhov chaw tsim nyog dua.

qav qav noj dab tsi
qav qav noj dab tsi

Cov Qav Hluas tawm mus rau lub caij ntuj no tom qab, qee qhov tuaj yeem pom txawm tias lub Kaum Ib Hlis. Thaum hibernation, qav zaum ntawm ob txhais ceg hauv qab, nrog lawv ob txhais ceg pem hauv ntej lawv npog lawv lub taub hau, tig lawv nrog lawv xib teg. Lub sijhawm hibernation kav txog 155 hnub. Lub sijhawm no, cov qav hloov mus ua pa ntawm daim tawv nqaij. Yog hais tias lub cev ntawm dej xaiv raws li lub caij ntuj no hauv avfreezes mus rau hauv qab, ces tag nrho cov pab pawg neeg yuav tuag.

Khoom noj

Ntau tus neeg nyiam amphibian txaus siab rau qhov qav qav noj. Qhov nyiam delicacy ntawm cov neeg laus yog yoov, slugs, dragonflies, midges, qwj. Lawv tua lawv nrog tus nplaig ntev. Tadpoles feem ntau nyiam cog zaub mov. Lawv pub rau detritus thiab algae. Thaum lub caij sib yuav, qav tsis noj.

Reproduction

Qab ua kev sib deev thaum muaj hnub nyoog 3 xyoos. Kev yug me nyuam tuaj yeem tshwm sim hauv txhua lub cev ntiav dej: hauv pas dej, kwj dej, pas dej. Spawning pib 3-5 hnub tom qab hibernation, nyob rau lub Plaub Hlis-Tsib Hlis. Cov txiv neej tuaj rau lub reservoir ua ntej. Lawv caw cov neeg koom tes nrog kev pab ntawm kev sib yuav "suab nkauj". Qav pib sib yuav ntawm txoj kev mus rau qhov chaw spawning. Lub sijhawm no, tag nrho cov qe ntawm cov poj niam yog ovulated thiab nyob rau hauv nyias-walled, elongated seem ntawm oviducts, npaj rau tso. Tom qab yug me nyuam, cov poj niam tawm ntawm qhov chaw spawning. Qav nteg yog ib pob ntawm nruj nreem kaw ua ke plhaub. Ib tug neeg nteg qe 650-1400 qe.

nyom qav tu thiab tu
nyom qav tu thiab tu

yeeb ncuab

Ntau tus noog noj rau Qav caviar, piv txwv li: mallard, nquag newt, dub-tailed godwit, wigeon, dub tern, grey os. Tadpoles yog preyed raws li dawb-browed thrush, magpie, da dej kab, menyuam robin, teb thrush. Cov neeg laus noj rau: stork dub, grey shrike, upland owl, eagle plas, vipers, goshawk, gull, spotted eagle, shrike. Nyob rau lub caij nplooj ntoos hlav, qav tau noj hma.

QabTshuaj ntsuab: kho thiab tu

Yuav khaws cov qav hauv tsev, nws raug nquahu kom yuav lub thoob dej yug ntses loj (tsawg kawg 30 litres). Yog tias qhov no tsis tuaj yeem ua tau, koj tuaj yeem yuav ib lub thoob dej yug ntses zoo tib yam, uas tau ntim nrog dej, tab sis ntoo lossis ua npuas dej tau muab tso rau hauv nws, uas yuav lo rau saum npoo. Qhov no yog ua kom tus tsiaj tuaj yeem siv sijhawm ib feem ntawm lub sijhawm tawm hauv dej. Nws raug nquahu kom muab cov nplooj lossis cov stems ntawm qee hom dej nroj tsuag ntawm cov "cov Islands tuaj" kom cov qav tuaj yeem nkaum ntawm qhov kaj. Nws tseem yuav tsum tau muab cov nroj tsuag dej tso rau hauv qab ntawm lub thoob dej yug ntses. Txij li thaum nyob rau hauv tej yam ntuj tso cov qav tsis dhau xav tau ntawm qhov chaw nyob, nws yog qhov yooj yim heev kom khaws nws hauv kev poob cev qhev. Cov dej hauv thoob dej yug ntses tuaj yeem hloov pauv ib zaug ib lub lim tiam los ntawm 1/3, tab sis tsuas yog ib hlis ib zaug xwb. Tsis tas yuav teeb pom kev zoo lossis cua sov ntxiv. Koj tuaj yeem pub tus tsiaj hauv tsev nrog kab laum, yoov, kab civliv, ntshav, tubifex. Qee lub sij hawm, Qav tuaj yeem muab me me ntawm cov nqaij nyoos. Cov me nyuam yaus tau noj cov nplooj lettuce los yog nplooj nettle scalded nrog boiling dej.

Qav nyom hav zoov
Qav nyom hav zoov

xwm txheej ntawm pej xeem

Ntau yam ua rau qav tuag. Cov no feem ntau suav nrog: kev ua qias tuaj ntawm cov dej hauv lub cev nrog cov khoom tsis zoo thiab cov khoom pov tseg hauv tsev, kev khiav tsheb hnyav. Tsis tas li ntawd, ntau tus Qav tau ntes tau txhua xyoo rau kev sim kuaj thiab rau cov neeg nyiam ntawm terrariums. Kev puas tsuaj ntawm hav zoov, kev ua qias tuaj ntawm ib puag ncig tau ua rauhais tias nyob rau qee qhov chaw cov qav tau ploj lawm.

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