Tshwj tsis yog koj muaj "eagle ob lub qhov muag", pom ib tug hummingbird nyob rau hauv nws ib puag ncig ntuj yog qhov nyuaj heev. Kev khiav ceev ua rau lawv yuav luag tsis pom, tshwj tsis yog peb tsuas yog tshwm sim los ntes lawv haus dej qab zib los ntawm paj.
Ib qho ntawm ntau lub npe yog "zunzún", uas yog hais txog lub suab uas tsim los ntawm ib tug hummingbird's tis, zoo li lub suab nrov. Hauv tsab xov xwm no peb yuav tham txog vim hummingbirds flap lawv tis sai heev, lawv ceev thiab lwm yam xav paub.
Txoj Kev Hummingbirds
Hummingbirds yog cov noog uas muaj nyob rau hauv ib tsev neeg ntawm cov noog apodiform (cov noog me me) hu ua Trochilinae, lawv feem ntau hu ua Hummingbird, rau lawv txoj kev tau khoom noj. Muaj ntau tshaj 300 hom hummingbirds, faib thoob plaws hauv Tebchaws Asmeskas, tab sis qhov chaw muaj ntau haiv neeg yog nyob rau hauv Central America.
Feem ntau, lawv yog cov noog me, ntawm lawv yog tus noog me tshaj plaws hauv ntiaj teb, hummingbird zunzuncito (Mellisuga helenae), uas ntsuas tsis ntau tshaj 5.5 centimeters los ntawm beak mus rau tus Tsov tus tw. Txawm hais tias tseem muaj cov hummingbird loj heev (Patagona gigas), uas ntsuas txog 25 centimeters.
Ntxiv rau kev ya davhlau, ib qho ntawm cov yam ntxwv ntxim nyiam tshaj plaws ntawm cov tsiaj no yog lawv beak Feem ntau nws muaj conical, ncaj thiab elongated. zoo li, tab sis lwm tus yuav nkhaus nce lossis nqis, lawv tuaj yeem muaj beaks yuav luag ntev npaum li lawv lub cev.
Qee hom hummingbird muaj coevolved nrog cov nroj tsuag lawv feem ntau pub rau, piv txwv li cov nroj tsuag Heliconia tortuosa tau coevolved nrog rau ob hom. ntawm hummingbirds, ntsuab hermit hummingbird (Phaethornis txiv leej tub) thiab ntshav hummingbird (Campylopterus hemileucurus), yog li ntawd tsuas yog ob hom noog no tuaj yeem pub rau cov paj ntawm cov paj no (vim qhov tob ntawm qhov nws pom) Tsis tas li ntawd, cov nroj tsuag tau txais pollination sai thiab zoo.
The vast majority of hummingbird species have very striking colors that help them blend in with their surroundings.
Puas yog ib tug hummingbird flap nws tis ib ob?
Kab tias feature feature ntawm hummingbirds yog lawv txoj kev ya, tshwj xeeb ntawm cov noog. Qee cov kws tshawb fawb hais tias hummingbird's davhlau ntau dua zoo ib yam li kab yatshaj cov noog, nyob rau hauv uas nws tuaj yeem ya nce, nqis, thiab txawm rov qab los yog upside down, lawv tseem tuaj yeem ya saum huab cua ntawm tib lub ntsiab lus, ib yam dab tsi tseem ceeb rau lawv noj.
Ib qhov nruab nrab hummingbird tuaj yeem tuav nws tis mus txog 53 zaug ib ob. Qhov ceev tshaj plaws tau sau tseg yog 80 neeg ntaus ib ob nyob rau hauv amethyst hummingbird (Calliphlox amethystina) thiab qhov qeeb tshaj yog cov hummingbird loj heev (Patagona gigas), tsuas yog hais txog 10. -15 zaug ib ob.
Hummingbirds yuav tsum nplawm lawv tis sai sai kom nyob twj ywm "tseem" hauv huab cua thaum haus dej qab zib los ntawm paj. Tsis tas li ntawd, hom kev ya nrawm no tuaj yeem ua rau lawv ..
Hummingbird ya davhlau aerodynamics
Qhov loj ntawm ib tug hummingbird tis yog me me heev piv rau nws lub cev. Qhov no, ua ke nrog kev tsim cov tis ntawm ib tug hummingbird, yog qhov txawv ntawm lwm cov noog. Muaj tis me heev pab kom nws sawv thiab txoov cuakom nyob twj ywm los ntawm optimizing zog.
rau cov tsiaj no, hom tis no tseem ceeb heev, vim lawv ob txhais ceg qaug zog heev thiab lawv yuav sawv tsis tau. ntev heev thaum noj los ntawm paj.
Hummingbird lub plawv dhia ceev npaum li cas?
Kawm tis ceev, ib tug hummingbird lub plawv yuav tsum yeej ceev heev, nyob ib ncig ntawm 1,260 neeg ntaus ib feeb, txawm tias tus nqi no yuav poob mus rau tsawg li 50 neeg ntaus ib feeb thaum hibernation.
Thaum cov zaub mov uas muaj rau cov hummingbird txo qis, lawv muaj peev xwm nkag mus rau hauv lub xeev hibernation rau
Lub plawv dhia no ua rau hummingbirds cov tsiaj nrog cov highest metabolic rate nyob rau hauv lub nceeg vaj tsiajLos ntawm kev sib piv, yog hais tias ib tug yog ib tug neeg. muaj tib yam metabolic npaum li ib tug hummingbird, nws yuav tsum tau noj 300 phaus nqaij ib hnub twg thiaj li txhawb nws tus kheej.
Cov pa ua pa ntawm cov tsiaj no kuj siab heev, txawm tias thaum so, tus hummingbird tuaj yeem ua pa 250 zaug hauv ib feeb.
Txawm li cas los xij, hummingbirds yog cov tsiaj nyob ntev, qee hom muaj hnub nyoog 5 xyoos.
