Ntawm Brink: Burrowing Owls Nrhiav Sanctuary

Charismatic thiab adorable, burrowing owls yog qhov pom muaj txiaj ntsig. Qhov ntxim nyiam kawg, cov noog me me, ntev-legged no yog qhov hnyav ntawm lub txiv apples thiab tsis loj dua li robin. Cowboys ib zaug christened lawv "zoo noog" vim hais tias lawv bob thiab nod nyob rau hauv pem hauv ntej ntawm lawv burrows. Tu siab, lawv tsis tshua muaj ntau tshaj li lawv tau rov qab los nyob rau hauv lub hnub ntawm lub tiaj tiaj qhib thiab, txawm tias lawv tus phooj ywg lub koob npe nrov, nws yog ib qho tseem ceeb uas tib neeg tswj xyuas lawv qhov chaw zes.

Lawv lub caij yug me nyuam pib txij lub Ob Hlis mus txog Lub Yim Hli thiab nws yog lub sijhawm tshwj xeeb rau cov noog xim av-mottled. Vim tias muaj ntau yam kev hem thawj - los ntawm kev ua phem rau qhov chaw nyob - tsuas yog 25% ntawm lawv cov tub ntxhais hluas yuav muaj sia nyob thawj lub caij ntuj no. Txawm hais tias qhov tsis txaus siab no, burrowing owls tsim nyog muaj kev sib ntaus sib tua kom ciaj sia.

Sandra Menzel yog tus kws tshaj lij avian ecologist thiab tus kws paub txog tsiaj txhu tsiaj txhu. Hauv daim vis dis aus no, nws qhia txog cov kev siv zog hauv zos tsis tu ncua kom coj cov tsiaj rov qab los ntawm qhov chaw.

POPULATION LONG IN DECLINE

Qhov tseeb tsis txaus ntseeg txog burrowing owls yog tias lawv tsis tshua muaj nyob hauv peb cheeb tsam. Rov qab rau xyoo 1979, California tau xaiv lawv ib hom noog uas muaj kev txhawj xeeb tshwj xeeb. Los ntawm lig 1980s, txog 500 burrowing owls frequented 250 qhov chaw yug me nyuam thoob plaws hauv Santa Clara County. Nrog rau kev siv thev naus laus zis zoo tab tom pib, tib neeg coob zuj zus tuaj ua rau thaj chaw hauv nroog nthuav dav thiab tsim cov nyom nyom kom txo qis.

Ntau tshaj 30 xyoo tom qab, qhov xwm txheej yog qhov hnyav dua. Tam sim no peb nyob rau hauv tsuas yog plaub qhov chaw yug me nyuam thiab txog 40 tus neeg laus burrowing owls. Cov tsiaj no feem ntau nyob hauv qhov tam sim no hauv nroog cheeb tsam ntawm Northern Santa Clara County. Vim yog kev tsim kho, dav hlau thiab lwm yam kev cuam tshuam rau tib neeg, qhov chaw yug me nyuam tseem nyob deb ntawm qhov zoo tagnrho.

PROMISING EARLY RESULTS

Qhov xov xwm zoo yog tias, nrog rau kev pab nyiaj los ntawm Santa Clara Valley Habitat Agency, Talon Ecological Research Group tab tom ua ib qhov project uas lub hom phiaj yog muab cov noog uas khawb av kom muaj kev nyab xeeb, qhov chaw ntiag tug rau lawv ua zes! POST thiab Santa Clara Valley Open Space Authority txhawb nqa qhov kev siv zog los ntawm kev muab av. Tom qab siv sijhawm ntawm lub chaw yug tsiaj thaum lawv lub tsev yav tom ntej tau npaj, ntau tus khub noog uas khawb av tam sim no nyob hauv ib feem ntawm POST-tiv thaiv thaj chaw nyob deb nroog ntawm Santa Clara County. Txij li thaum lub caij nplooj ntoo hlav lig, cov kws tshawb fawb tau suav yuav luag 40 lub qe thiab ib tug menyuam qaib. Peb zoo siab heev (thiab ceev faj zoo siab) txog qhov kev txhim kho zoo no!

Txawm li cas los peb tseem tsis tau tawm ntawm hav zoov. Curious tib neeg tuaj xyuas yooj yim unsettle burrowing owls. Nws yog ib qho tseem ceeb uas tib neeg kom lawv nyob deb ntawm cov noog - thiab lwm yam tsiaj qus - yog li tsis txhob hem lawv lossis cuam tshuam lawv qhov chaw nyob. Txawm hais tias muaj kev xav zoo tshaj plaws, yog tias cov neeg laus owls xav tias tsis muaj kev nyab xeeb thaum birders mus ze, lawv yuav txawm tso lawv lub zes. Nws yog qhov txaus ntshai uas peb tsis kam ua.

DIGGING DEEPER rau hauv BURROWING OWL Cwj Pwm

Burrowing Owls & Ground Squirrels: A Match Made in Heaven

Koj puas paub tias, ntawm 140 hom owls hauv ntiaj teb, burrowing owls yog tib tus uas roost thiab zes hauv av? Curiously txaus, cov noog enterprising tsis khawb lawv lub tsev. Hloov chaw, lawv nyob hauv qhov khoob khoob ntawm cov tsiaj nyob sib ze uas siv sijhawm feem ntau hauv av. Hauv Cheeb Tsam Bay, lawv vam khom tus kws tshaj lij excavator: California av squirrel.

Cov khub koom nrog ntau cov tsiaj nyeg xws li coyotes, hma, bobcats, badgers, hawks thiab nab. Qhov no txhais tau tias ob hom tuaj yeem saib sib txawv. Qhov zoo tshaj plaws, lawv paub txog ib leeg kev ceeb toom hu thaum tus tsiaj nyob ze, ua rau ob leeg nkaum hauv av kom txog thaum ntug dej hiav txwv clears. Vim hais tias hauv av squirrels deb tshaj burrowing owls, lawv pab txo tus noog txoj kev pheej hmoo ntawm predation.

5 Qhov Tseeb Zoo Kawg Nkaus

Nrhiav kom paub ntxiv? Nov yog tsib yam lom zem kom paub txog cov owls amazing no:

• Burrowing owls tsis hoot. Qee zaum, cov noog coo, warble, rasp, cluck thiab txawm qw. Thaum lub kaum sab xis, cov tub ntxhais hluas owls tsim ib qho kev hu uas ua raws li lub suab kos npe ntawm rattlesnake.
• Lawv sau cov khoom los kho lawv cov burrow nkag! Lawv cov khoom muaj nqis suav nrog txhua yam ntawm lub raj mis lub kaus mom rau plaub mus rau pob khoom soy sauce.
• Txhua tus poj niam burrowing owl tuaj yeem nteg txog 12 qe hauv ib lub caij.
• Koj tsis tuaj yeem qhia qhov txawv ntawm txiv neej thiab poj niam burrowing owls nyob rau lub caij ntuj no vim tias lawv cov xim zoo ib yam. Nyob rau lub caij yug me nyuam, txawm li cas los xij, cov txiv neej siv sijhawm ntau dua hauv av thaum nruab hnub, saib xyuas lawv cov burrows thiab yos hav zoov rau zaub mov rau lawv cov xeeb ntxwv thiab cov phooj ywg. Yog li ntawd, lawv tuaj yeem muaj cov plumage sib dua li lawv cov poj niam cov khub.
• Qee cov plas plas muaj qhov ntxim nyiam (txawm tias tsw tsw ntxhiab) mus rau hauv tsev décor. Lawv adorn lub nkag mus rau lawv burrows nrog dung los ntawm ntau hom, xws li geese, nyuj los yog dev. Cov kws tshawb fawb xav tias lawv tsom mus ntxias cov tsiaj (xws li cov kab kab thiab lwm yam kab) rau lawv lub tsev. Lwm qhov kev xav: lawv tab tom sim npog lawv cov ntxhiab kom pov tseg lawv cov tsiaj txhu ntau.