Nkauj noog yog ib tug noog txawj ntse muaj peev xwm tawm suab tau ntau lub suab, txawm hais tias nws txoj kev nyiam tshaj plaws nyob ntawm ib qhov deb, nws yog los ntawm cawing.
Ib tug tsiaj uas muaj ntau yam kev pab raws li tus raven yoog nws lub suab ntuj nyob ntawm seb nws xav sib txuas lus lossis nthuav tawm. Tab sis, Vim li cas crows squawk? Dab tsi lawv xa nrog squawk?
Discover txhua yam ntsig txog crows thiab qee qhov xav paub, ntawm no, ntawm peb qhov chaw:
Nkauj lus hmoob
Tau ob peb xyoos tam sim no, ntau qhov ethological thwmsim tau ua nrog crows uas tau muab cov lus xaus uas xav tsis thoob rau qee cov kws tshawb fawb. Muab rau hauv tus account tias raven yog ib tug noog uas muaj peev xwm daws teeb meem siv cov cuab yeej, kuv xav tias nws yog qhov tsim nyog xav tias nws qhov kev sib txuas lus yog qhov tseeb heev.
Nws tau qhia tias crows muaj qhov nco zoo heev nrog lawv cov congeners, uas lawv paub tom qab lub sij hawm ntawm txawm peb xyoos. Thaum ntsib lwm tus ravens, lawv txoj kev caw yuav txawv nyob ntawm seb lawv puas yog tsev neeg ravens, pab pawg hluas lossis yog lawv sib tw.
Thaum kuaj pom muaj lwm cov noog uas tsis sib haum xeeb los yog tsis paub, ravens emit ib luv luv, qis caw, uas ethologists txhais raws li ib tug sim kom tshwm sim loj thiab hem Nyob rau hauv lub xub ntiag ntawm ib pab pawg neeg los yog tsev neeg, cov squawks yuav nquag thiab repetitive tab sis tsis stride, raws li ib tug phooj ywg txais tos.
Nkauj ntxhee vwj tseem ua hauj lwm ceeb toom rau lawv cov phooj ywg txog kev phom sij. Ib txoj hauv kev uas crows paub txog kev phom sij yog thaum lawv pom lwm tus crows tuag. Nyob rau hauv cov xwm txheej no lawv emit ib tug saw ntawm haib, txawm tsis kaj siab, squawks, ua ib lub tswb rau tag nrho cov pab pawg thiab, tom qab nqa tawm ib hom sonorous pam tuag. ritual nyob rau hauv ntau, lawv tsiv tawm ntawm qhov chaw. Qee lub sij hawm lawv siv sij hawm ob peb hnub rov qab mus rau qhov chaw uas lawv pom ib tug tsov tuag, vim lawv xav tias thaj chaw no tau ua rau lawv txaus ntshai.
Cov kev coj cwj pwm no ua ib tug tub txib ceeb toom rau lwm tus neeg hauv ib pab pawg lossis tsev neeg, lossis tus cwj pwm ntawm kev hais tawm lub siab nyob rau hauv lub ntsej muag ntawm kev tuag ntawm ib tug congener yog feem ntau nyob rau hauv cov tsiaj, tab sis tsis. heev nyob rau hauv cov noog. Thiab, ib yam li cov tsiaj nyeg, ravens kis cov ntaub ntawv rau lawv cov xeeb ntxwv.
Cov squawks ntawm crows kuj tau txais kev ceeb toom ntawm "tus phooj ywg" muaj, xws li ib pawg neeg uas nyiam tso zaub mov rau tib qho chaw. Los yog lawv siv tau los coj cov scavengers loj mus rau cov neeg tuag thiab yog li tau qhib lawv, kom cov ravens tau txais txiaj ntsig zoo ntawm cov seem uas cov khib nyiab pov tseg thaum rhuav tshem cov tsiaj.
Tseem muaj squawks rau lub sijhawm tshwj xeeb, xws li ya davhlau, suab nrov thaum lub caij sib tw, lossis cov uas tau ua thaum mus sib hais plaub.
Leej twg hais lus noog
Ntxiv rau lub suab nrov thiab rov ua dua ntawm squawk, kev txav uas nrog nws yuav tsum tau soj ntsuam lossis yog tias lawv siv lwm lub suab uas lawv tsim nrog lawv cov beak, uas lawv kuj siv los teeb tsa. Tej zaum lawv tseem tuaj yeem khaws cov khoom kom nyiam lwm tus crows.
Ua li ntawd, qhov tseeb yog cov noog muaj kev sib txuas lus nyuaj uas tib neeg tseem tsis tau kawm txog qhov tob. Yog koj nyiam noog, tsis txhob yig mus txuas ntxiv mus saib peb qhov chaw kom paub…
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Tsis txhob hnov qab comment yog koj nyiam zaj no. Koj tuaj yeem qhia koj cov duab, dag, xav paub thiab txhua yam ntaub ntawv koj xav tau.