- California Fish and Game Commission tau pov npav hnub no los tiv thaiv tricolored blackbirds ua ib hom kev hem thawj raws li California Endangered Species Act , 14 xyoo tom qab Lub Chaw Pabcuam Rau Kev Sib Txawv Tebchaws rau Biological Diversity Lub Chaw rau Kev Tsiaj Txhaum Cai yog lub koom haum tsis muaj txiaj ntsig ua tswv cuab paub txog nws txoj haujlwm tiv thaiv tsiaj txhu los ntawm kev raug cai, kev thov tshawb fawb, kev tshaj tawm tswv yim thiab kev ua haujlwm hauv zej zog. Nws tau tsim nyob rau xyoo 1989 los ntawm Kieran Suckling, Peter Galvin, Todd Schulke thiab Robin Silver. https://en.wikipedia.org › Center_for_Biological_Diversity
Center for Biological Diversity - Wikipedia
thov kom tus noog tiv thaiv.
Puas muaj cov noog dub tiv thaiv?
Blackbirds yog a tsoomfwv tiv thaiv kev tsiv teb tsaws chaw.
3 cov xim dub nyob qhov twg?
HABITAT: Cov noog dub dub nyiam thaj chaw ntub dej thiab cov nyom nyom, txawm tias feem ntau cov chaw nyob tau ploj lawm. Nyob rau hauv Central Valley, yug me nyuam colony nyob rau hauv cov nplej-loj hlob cheeb tsam ntawm lub Sacramento Valley thiab nyob rau hauv pasturelands ntawm lub sab Sacramento Valley thiab San Joaquin Valley.
Thaum twg yog tricolored blackbird uas teev tias muaj kev puas tsuaj?
Hnub Lub Peb Hlis 18, 2019 Lub Chaw Haujlwm Saib Xyuas Kev Tswj Xyuas California tau ntxiv Tricolored Blackbird rau hauv cov npe ntawm Cov noog uas raug hem raws li California Txoj Cai Endangered Species.
Tsuas muaj pes tsawg tus noog dub dub?
Txawm tias lawv tseem tsim cov cheeb tsam loj, tus naj npawb ntawm Tricolored Blackbirds tau poob qis heev txij li xyoo 1930. Kev tshawb fawb tau ua nyob rau xyoo 1930s kwv yees tias muaj nyob ib ncig ntawm 2–3 lab Tricolored Blackbirds, tab sis tam sim no cov kws tshawb fawb kwv yees tias tsuas muaj ib ncig ntawm 300, 000
