ऊदबिलाव

ood maansabhakshi varg ka dhaee tin phut lanba stanadhari jiv hai jo apana adhik samay pani mean hi bitata hai. yah jal aur sthal donoan par b di khoobi se tair aur chal leta hai. isaki kee jatiyaan yoorop tatha eshiya mean phaili huee jahaan ye nadiyoan, jhiloan aur b de talaboan ke kinare kee muanhavale bil banakar rahati haian.

ood ka sharir lanba, taangean chhoti, sar chapata aur thoothan chau da hota hai. isaki aankhean chhoti, mooanchhe ghani aur kan chhote tatha golakar hote haian. pairoan ki uangaliyaan battakhoan ki tarah jalapad hoti haian aur panjoan mean tej nakhoon rahate haian. inake sharir ka oopari bhag katthee lie bhoora aur niche ka saphed rahata hai. sharir ke b de valoan ke niche chhote aur ghane baloan ki ek tah rahati hai jisaka rang saphedi lie rahata hai. nar ka bhar 10-12 ser aur mada ka lagabhag 8 ser rahata hai. nar mada se kuchh b da hota hai.

ood ki lutra nam ki jati sansar mean sabase adhik sankhya mean paee jati hai. uttari amarika mean isaka sthan lutra kainadensis tatha dakshini amarika, aphrika aur eshiya ke dakshini bhagoan mean any jatiyaan le leti haian, parantu inaki akriti tatha svabhav mean adhik bhed nahian hota.

ood bahut khila di jiv haian, jo pani ke bhitar machhaliyoan ki tarah tair lete haian. ye pray : 5-7 ke samooh mean rahate haian aur pani mean ghera dalakar machhaliyoan ka shikar karate haian. inaka mukhy bhojan to machhali hi hai, parantu ye pani ki chidiyaan, chhote janavar, ghoghean, katue tatha ki de mako doan se bhi apana pet bharate haian. mada apane bil mean march aprail mean do tin bachche janati hai jinaki aankhean kuchh dinoan bad khulati haian. ye bachche bahut asani se palatoo ho jate haian aur apane malik ke pichhe-pichhe kuttoan ki tarah phira karate haian.

ood ki ek jati inahaidra lutris prashaant mahasagar ke uttari bhagoan mean kailiforniya se alaska tak paee jati hai. ye samudri ood lagabhag 5 phut lanbe hote haian aur inaka oornajin (far) sansar mean sabase suandar mana jata hai. isi karan inaka itana shikar hua ki yadi samay se inake shikar par pratibandh n lag gaya hota to ab tak inaka lop ho gaya hota.

samudri ood bhoomi par bahut kam jate haian aur bahudha apani agali taangoan ko sine par rakhakar pani mean chitt hokar tairate rahate haian. inaka bhi mukhy bhojan machhali hai.

panne ki pragati avastha

adhar

prarambhik

madhyamik

poornata

shodh