Hummingbirds yog tib hom noog uas tuaj yeem ya rov qab thiab rov qab. Thiab txawm hais tias lub kestrel tuaj yeem "windhover", lub hummingbird yog tib tus noog uas tuaj yeem txav tau yam tsis muaj kev pab los ntawm cua.
Can kestrel hover thiab ya rov qab?
A kestrel's feathers tau zoo dua tuaj yeem tiv thaiv qhov cuam tshuam ntawm kev khoov (los ntawm kev nruj) piv nrog lwm cov falcons, thiab kev tshawb fawb tau pom tias cov noog tiv thaiv lub zog xav tau ntawm hovering los ntawm suav nrog me me nres, ncablawv lub caj dab mus rau pem hauv ntej kom offset raug tshuab rov qab, thaum tuav lawv taub hau …
Cov noog dab tsi tuaj yeem ya rov qab?
Tus tsim ntawm hummingbird's tis txawv ntawm lwm hom noog. Hummingbirds muaj lub pob tshwj xeeb thiab qhov sib koom ua ke ntawm lub xub pwg nyom uas tso cai rau tus noog tig nws tis 180 degrees rau txhua qhov kev qhia.
Yuav ua li cas creatures yuav ya rov qab?
Dragonflies thiab hummingbird yog cov tsiaj uas tuaj yeem ya rov qab. Lawv kuj tuaj yeem hloov cov lus qhia hauv nruab nrab huab cua thiab tuaj yeem txav mus rau hauv qhov chaw li ib feeb. Hummingbirds tsuas yog cov kab uas tsis tuaj yeem ya rov qab, thiab lawv feem ntau ua li ntawd tsuas yog thaum lawv noj cov paj nectar xwb.
Yuav muaj pes tsawg hom noog ya rov qab?
Nug nquag ya mus tom ntej, txawm tias tawm ntawm ntau tshaj kaum txhiab hom, tsuas yog ib hom ya rov qab. Zoo, qhov zoo nkauj ua rau lawv heevtshwj xeeb, ib ntawm tshaj kaum txhiab. Hummingbird yog tib noog uas tuaj yeem ya rov qab ntawm lwm cov noog.
