2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Txawm li cas los xij, hauv North America, dav-tis hawks yog ib qho ntawm cov hawks tshaj plaws. Cov dav dav dav dav yog tiv thaiv raws li US Migratory Bird Act. … Cov subspecies no raug tiv thaiv raws li ib hom tsiaj nyob rau hauv Teb Chaws Asmeskas.
Puas dav dav dav dav tsis tshua muaj?
Broad-winged Hawks yog me me buteos uas yug nyob rau hauv deciduous woodlands thoob plaws hauv North America, tab sis feem ntau yog zais cia. Lawv tsis tshua muaj sab hnub poob ntawm Minnesota, thiab yuav luag tsis tuaj thoob plaws Great Plains. Dark-morph noog tsuas yog paub los yug nyob rau sab hnub poob North America, thiab presumed rare.
Vim li cas tis dav dav thiaj tseem ceeb?
Dav-tis Hawks txuag lub zog ntawm kev tsiv teb tsaws los ntawm kev nce siab ntawm thermals thiab roob updrafts. Tsis zoo li qee tus raptors, Broad-winged Hawks tsim lub zes tshiab txhua xyoo.
Yuav noj dab tsi dav dav dav dav?
Kev noj haus. Xws li tsiaj me me, amphibians, tsiaj reptiles, noog. Cov zaub mov txawv xws li nas, voles, squirrels, lwm yam tsiaj me; kab laum, qav, nab, lizards, vaub kib hluas; ntau yam noog me; kab loj. Qee zaum noj crayfish, ntses, centipedes, earthworms.
Yuav ua li cas yog lub neej ntawm ib tug dav-tis hawk?
Tus hlob tshaj plaws uas tau sau tseg dav dav uas raug ntes nyob rau hauv qus yog 14 xyoo thiab plaub hlis, tab sis qhov no tsis yog ib txwm muaj. Raws li Cov Noog ntawm North America online, qhov nruab nrab ntawm lub neej ntawm tus dav-tis dav dav hauv cov tsiaj qus yog 12months.
Pom zoo:
Cov tshuaj tiv thaiv puas muaj kev tiv thaiv?
Cov tshuaj tiv thaiv COVID-19 txhawb koj lub cev tiv thaiv kab mob li cas? Cov tshuaj tiv thaiv ua haujlwm los ntawm kev txhawb koj lub cev tiv thaiv kab mob los tsim cov tshuaj tiv thaiv, raws nraim li nws xav tau yog tias koj yog raug tus kab mob.
Cov tshuaj tiv thaiv tam sim no puas tiv thaiv kab mob sib txawv?
2) qhov sib txawv tam sim no yog qhov sib txawv tshaj plaws ntawm COVID-19. Nws yog ze li ob zaug kis tau tus kab mob ua ntej thiab yuav ua rau mob hnyav dua. Txawm hais tias kev tshawb fawb qhia tias cov tshuaj tiv thaiv COVID-19 tsis tshua muaj txiaj ntsig zoo rau qhov sib txawv, cov tshuaj tiv thaiv tseem zoo li muab kev tiv thaiv COVID-19 hnyav.
Puas yog kev tiv thaiv kev tiv thaiv tsis sib txawv ntawm tus kheej?
Peb xav tias lub cev tiv thaiv kab mob ua tiav kev ntxub ntxaug tus kheej tsis yog tus kheej, thaum hloov pauv kev tiv thaiv, tsis yog los ntawm kev lees paub qhov sib txawv ntawm tus kheej thiab txawv teb chaws antigens, tab sis los ntawm kev pom qhov avidity ntawm T cell activation.
Puas yog lub cev tiv thaiv kab mob hauv lub cev puas tsim cov tshuaj tiv thaiv?
Lub cev tiv thaiv kab mob tau txais, nrog kev pab los ntawm lub cev hauv lub cev, tsim cov hlwb (tshuaj tiv thaiv kab mob) los tiv thaiv koj lub cev los ntawm ib tus neeg invader tshwj xeeb. Cov tshuaj tiv thaiv no yog tsim los ntawm cov hlwb hu ua B lymphocytes tom qab lub cev tau raug rau cov neeg ua phem.
Puas yog kev tiv thaiv kev tiv thaiv?
Cov txheej txheem tiv thaiv yog tus cwj pwm tib neeg siv cais lawv tus kheej ntawm cov xwm txheej tsis zoo, kev ua, lossis kev xav. Cov tswv yim kev puas siab puas ntsws no yuav pab tau tib neeg kom nyob deb ntawm lawv tus kheej thiab kev hem lossis kev xav tsis zoo, xws li kev ua txhaum lossis kev txaj muag.
