Ntau txhiab tus Blue Jays migrate nyob rau hauv pab yaj raws Great Lakes thiab Atlantic coasts, tab sis ntau txog lawv txoj kev tsiv teb tsaws chaw tseem yog qhov tsis paub. Qee qhov muaj nyob thoob plaws lub caij ntuj no hauv txhua qhov chaw ntawm lawv qhov chaw. … Qee tus neeg jays tsiv mus rau sab qab teb ib xyoos, nyob rau sab qaum teb lub caij ntuj no tom ntej, thiab tom qab ntawd tsiv mus rau sab qab teb dua rau xyoo tom ntej.
Blue Jays mus qhov twg thaum lub caij ntuj no?
Feem ntau xiav jays zes thoob plaws sab hnub tuaj North America. Qee tus yuav ze rau sab hnub poob li Rocky Toj siab thaum lwm tus yuav mus kom deb li deb ntawm Canada. Lwm tus muaj thaj chaw colonized hauv Pacific Northwest. Qee cov noog kuj tseem yuav siv lub caij ntuj no hauv Eastern Wyoming thiab sab hnub tuaj New Mexico.
Do Cardinals thiab Blue Jays migrate?
Qee cov noog uas nyiam rau cov noog noj zaub mov yog Hmo Hmo Grosbeak, Rose-breasted Grosbeak, Blue Jays thiab lwm yam. Cardinals tsis migrate. Qee tus nyiam taug kev thaum lub caij ntuj no tab sis tsis tshua muaj ya ntau tshaj li ob peb mais ntawm lawv lub zes.
Do Blue Jays migrate txhua xyoo?
Blue Jay yog ib nrab migratory, thim ntau pua mais hauv qee lub caij ntuj no los ntawm huab cua sab qaum teb ntawm nws thaj tsam. Nws tsiv mus nyob ntsiag to los ntawm ib hnub, feem ntau hauv cov pab pawg xoob ntawm 5 txog 50 lossis ntau dua.
Blue Jays ciaj sia lub caij ntuj no li cas?
Blue Jays: Cov noog zoo nkauj no yuav nrhiav tawm ntom ntom, cov nroj tsuag ntsuab tuaj pw hauv hmo ntuj. Los ntawm kev nkaum ntawm cov nplooj ntoo, lawv tiv thaivlos ntawm cov ntsiab lus phem tshaj plaws. Chickadees: Cov noog no feem ntau roost ntawm lawv tus kheej hauv cov ntoo hollows, cov thawv noog thiab cov kab nrib pleb hauv cov tsev.