Ntxhais ob-crested Cormorant ua tob tob, guttural grunts uas suab me ntsis zoo li tus npua oinking.
Tus noog ua lub suab hu li cas?
Common Raven Cov noog sib raug zoo no tau raug pom ua ntau dua 30 lub suab sib txawv. Tau kawg, tsis muaj leej twg paub zoo dua li lawv lub plab zom mov, uas tuaj yeem hnov ntau tshaj li ib mais deb.
Dab tsi yog tsiaj squeals hmo ntuj?
Squeaking feem ntau yog nas lossis tej zaum yog nas, nrog rau lawv hu nkauj sib tham tsis tu ncua ntawm lawv lub xub ntiag. Bats ua ob peb lub suab nrov zoo li, tab sis koj tsis tshua hnov lawv squeak sab hauv tshwj tsis yog muaj coob tus ntawm lawv nyob hauv qab nthab. Raccoons yeej yog chattiest ntawm lawv tag nrho.
Nkauj noog hu tau kho siab tshaj plaws li os?
Mating hu xov tooj txiv neej koel noog yog ib lub suab nrov nrov ntawm lub caij nplooj ntoos hlav.
Nkauj noog dab tsi?
Piv txwv li, tus noog hu ua predatory, xws li shriek los ntawm tus hawk, tuaj yeem ua rau lwm cov noog ntshai. Lossis qee qhov kev hu rau noog kuj tuaj yeem ua rau lwm cov noog ntshai. Synthetic sounds, xws li high-frequency, ultrasonic suab, kuj tuaj yeem ntshai qee cov noog.
