Thaum lub caij ntuj no xaus, ntau tus noog African tsiv mus rau sab qaum teb hemisphere, qhov chaw uas lawv tshaj tawm txog lub caij nplooj ntoo hlav tuaj. Ntawm lawv yog cov noog me me, nrog dub thiab dawb lub cev Lawv yooj yim los soj ntsuam thaum lawv ya hla peb lub taub hau, emitting ib tug series ntawm cov yam ntxwv beeps. Cov no yog cov nqos, swifts, thiab martins
Txhua tus noog no muaj tus cwj pwm zoo sib xws, txij li lawv tau hloov mus rau tib hom zaub mov. Txawm li cas los xij, lawv tuaj yeem paub qhov txawv yooj yim raws li lawv qhov tsos, lawv lub davhlau thiab lawv qhov zes. Koj puas xav kawm kom paub qhov txawv ntawm lawv? Hauv tsab xov xwm no peb yuav qhia rau koj paub tias sib txawv ntawm nqos, nrawm thiab dav hlau Tsis tas li ntawd, peb yuav pom vim li cas cov noog no zoo sib xws.
Swallows, Swifts and Planes
Swallows and swifts is migratory noog specialized in catching kab on the fly Vim li no, ob pawg noog thiaj muaj tis ntev heev, luv ob txhais ceg, ib lub qhov ncauj dav thiab ib tug me beap. Thaum lub davhlau, lawv lub cev tuaj yeem zoo sib xws, nrog rau lawv tus cwj pwm. Txawm li cas los xij, raws li peb yuav pom tam sim no, qhov sib txawv ntawm tus nqos thiab nrawm yog qhov tseeb. Qhov tseeb, lawv tseem tsis muaj feem cuam tshuam.
Swallows belong to the order Passeriformes, uas yog, lawv yog ze rau sparrows dua rau swifts. Peb tab tom tham txog tsev neeg Hirundinidae, nyob rau hauv uas peb tuaj yeem pom ob hom nqos: lub dav hlau thiab nqos lawv tus kheej. Muaj ntau hom tsiaj hauv ob pawg, yog li peb yuav tsom mus rau qhov nquag tshaj plaws: Barn Swallow (Hirundo rustica) thiab Lub Tsev Martin (Delichon urbicum).
Raws li cov swifts, lawv yog ib feem ntawm qhov kev txiav txim Apodiformes, uas txhais tau tias "tsis muaj ceg". Nov yog ib pab noog nrog , muab ib nrab ntawm lawv lub hlwb pw tsaug zog thaum lawv ya. Hauv qhov kev txiav txim no, swifts tsim tsev neeg Apodidae thiab muaj feem cuam tshuam nrog hummingbirds dua li nqos. Hom kab mob ntau zaus yog hom yoov tshaj cum (Apus apus) thiab nws yog qhov peb yuav tham txog.
Qhia qhov txawv ntawm swifts, swifts thiab house martins?
Ntawm luv luv, qhov sib txawv ntawm tus nqos thiab nrawm yog pom heev. Lub nrawm nrawm muaj qhov sib xws xim av-dub, tsuas yog lub caj pas, uas yog dawb. Nws tus Tsov tus tw yog luv thiab forked thiab nws ob txhais ceg yog feathered. Cov no xaus rau hauv 4 claws, uas tau coj mus rau pem hauv ntej, yog li lawv tsis tuaj yeem perch rau hauv av, los yog ntawm cables lossis hlua. Vim li no, raws li peb tau hais nyob rau hauv tsab xov xwm hais txog Kev yug me nyuam sai, nws yog tib tus noog uas nws cov me nyuam yuav tsum tau khaws thaum lawv poob ntawm lub zes.
Nyob rau nqos thiab martins, lawv nraub qaum, taub hau thiab tails yog dub, thaum lawv lub plab yog dawbNws ob txhais ceg ntev me ntsis thiab tsis npog nrog plaub. Tsis tas li ntawd, txawm hais tias lawv kuj muaj 4 claws, 3 ntawm lawv raug coj mus rau pem hauv ntej thiab 1 rov qab. Qhov no tso cai rau lawv mus perch rau hauv av thiab ntawm cables, qhov uas nws yog heev pom lawv tsim ib pawg loj.
Txwv tsis pub, nqos thiab dav hlau txawv heev. Barn Swallow muaj xiav qhov tseem ceeb ntawm nws nraub qaum, thaum nws hauv pliaj thiab caj pas yog txiv kab ntxwv. Lub tsev martin, ntawm qhov tod tes, muaj lub caj pas dawb, muaj qhov sib npaug ntau dua thiab tsis muaj qhov cuam tshuam xiav. Tsis tas li ntawd, tus nquab tus Tsov tus tw yog forked heev thiab nws ob kawg yog heev elongated , ua ib tug V.
Swallows, Martins and Swifts in Flight
Pom qhov sib txawv ntawm tus nqos thiab nrawm nrawm yog qhov nyuaj me ntsis. Swifts fly sai, siab, thiab ntau linearly tshaj nqos, thaum emitting ib tug luv luv, monotonous screech. Tsis tas li ntawd, lawv tuaj yeem sib txawv los ntawm lawv cov , lawv cov tis nyias yog hneev. Nws tus Tsov tus tw yog me ntsis forked, kaw ntau dua li cov dav hlau thiab luv dua li cov nqos.
Swallows, ntawm qhov tod tes, sib txawv ntawm swifts los ntawm muaj ib tug slower thiab qis dua, thaum lub sij hawm lawv ua ntau maneuvers. thiab stunts. Nws zaj nkauj yog ntau suab paj nruag thiab yog ua los ntawm ib tug series ntawm chirps thiab trills. Hais txog lawv cov tsos hauv davhlau, lawv txawv ntawm qhov nrawm ua tsaug rau lawv lub plab dawb. Txawm li cas los xij, qee zaum qhov dawb tsis pom, yog li peb yuav tsum tau saib xyuas nws tus Tsov tus tw.
martins tus Tsov tus tw tseem forked, tab sis qhib ntau dua qhov swifts. Tsis tas li ntawd, cov dav hlau muaj qhov "hnyav" zoo dua li nqos, thaum nqos muaj qhov zoo nkauj dua. Raws li rau tus nqos tus Tsov tus tw, nws yog heev yam ntxwv. Raws li peb tau hais lawm, nws qhov kawg yog ntev heev thiab tsim "V".
Yog koj tau pom tus menyuam nqos, martin lossis swift, peb xav kom koj nyeem lwm tsab xov xwm ntawm Kev Saib Xyuas tus noog uas tau poob ntawm lub zes.
Zoo yog lwm qhov sib txawv tseem ceeb ntawm nqos thiab nrawm. Hom tsev neeg Hirundinidae tsim lawv lub zes adhered rau phab ntsa thiab ru tsev, txawm hais tias nws txawv rau tsev martins thiab nqos. Swifts, txawm li cas los xij, zes hauv qhov hauv tsev, feem ntau hauv cov tsev qub. Kom txaus siab rau qhov sib txawv, cia peb ua tib zoo saib.
Swallow's Zes
Thaum lub caij nplooj ntoos hlav los, khub martins thiab nqos tau ua ke thiab pib tsim lawv lub zes. Ua li no, lawv sau av nkos thiab tsim cov pob me me. Me me, lawv yog adhering cov pob ntawm av nplaum rau ib phab ntsa los yog ru tsev, tsim ib tug fascinating daim ntawm architecture. Lub zes ntawm cov nquab nqos yog khob-shapedthiab nyob hauv qab lawj.
Plane's Zes
Lub dav hlau lub zes, txawm li cas los xij, yog kab hemisphereOb hom zoo li rov siv zes los ntawm cov xyoo dhau los thiab feem ntau koom nrog lwm cov khub hauv cheeb tsam. Lub dav hlau colonies yuav loj thiab ntau compact, zoo li peb lub tsev.
Swift's Nest
Swift zes kuj feem ntau nyob rau hauv tib neeg kev tsim kho, txawm hais tias hauv lub qhov tam sim no nyob rau hauv lawv. Qee khub, txawm li cas los xij, nyiam ua zes ntawm qhov chaw siab tshaj, pob tsuas thiab txawm ntoo qhov.
Swifts 'zes tsev kuj pib rau lub caij nplooj ntoos hlav. Cov khub niam txiv, ncaj ncees heev rau monogamy, siv sijhawm ntau los sau cov teeb meem cog ntoo. Nrog nws, nrog cov plaub thiab nrog qaub ncaug, tsim ib hom khob rau hauv qab ntawm lub qhov xaiv. Nyob ntawd, ob khub yuav nteg qe thiab xa rov qab txhua lub caij nplooj ntoos hlav los tsim lub zes.
