Bayanin jiki na pantan otters
Giant otters halittu ne masu ban sha'awa da gaske don gani. Komai game da su yana kururuwa daidaitawa da haɓakawa. A bayyane yake, tsayin jikinsu mai laushi, an rufe shi da kauri, ja mai duhu, yana ba su damar motsawa cikin ruwa da ƙasa. Ƙafafunsu gajere da ƙaƙƙarfan sun fito waje, sanye da kakkaura mai ƙarfi da ƙumburi na tsakiya don ingantaccen ninkaya.
Wadannan jikin suna da rawanin kawuna masu fadi da fadi, da idanuwa da kunnuwa a sama sama, suna ba su damar zama masu ruwa da tsaki, suna kiyaye sa ido a cikin sama da kasa yayin da suke nutsewa cikin ruwa mai zurfi. Siffofin da suka fi bambanta su ne watakila barasa masu mahimmanci, waɗanda ake amfani da su don gano motsin ruwa da gano ganima.
Zamantakewa da halayyar kungiya
Pantanal otters, ba kamar sauran nau'in otter ba, suna da zamantakewa sosai. Dangane da abubuwan lura da karatu daban-daban, an san su da zama a cikin rukunin dangi, wanda zai iya haɗawa da mutane 20. Waɗannan ƙungiyoyi yawanci sun ƙunshi nau'i-nau'i na kiwo da zuriyarsu. Otters halittu ne na yau da kullun waɗanda ke ciyar da mafi yawan rana wasa, farauta, da ciyarwa tare.
A gefe guda, hadin kai tsakanin yan kungiya Yana da mahimmin sashi a rayuwarsu da nasara a cikin faɗuwar yanayin yanayin da suke zaune. Suna wasa, farauta, da kuma kare yankinsu tare, kuma waɗannan hulɗar zamantakewa suna taimakawa wajen koya wa matasa mahimman ƙwarewa yayin da suke girma.
Cin abinci da halaye na cin abinci
Mafarauta ƙwararrun mafarauta ne. Abincinsu ya ƙunshi kifi galibi, kodayake suna iya cin crustaceans, ƙananan dabbobi masu rarrafe har ma da ƙananan dabbobi masu shayarwa. Girma da ƙarfin waɗannan otters suna ba su damar yin farauta a cikin zurfin ruwa, ƙananan ruwa na Amazon inda yawancin mafarauta ba za su iya isa ba.
- Ƙarfinsu na yin aiki tare kuma yana bayyana a lokacin cin abinci. Matasa, ƙwararrun ƴan ƙungiyar galibi an gansu suna aiwatar da dabarun farauta akan ƙaramin ganima yayin da manya ke lungu don babban ganima.
- Abincinsu mai yawan furotin yana ƙara ta da wasu cin ciyayi, kodayake wannan yana da wuya.
Barazanar da kuke fuskanta
Abin takaici, duk da girman su da iyawarsu, giant otters suna da rauni ga barazanar daban-daban, galibi na asalin ɗan adam. Lalacewar matsuguni, fataucin dabbobi ba bisa ka'ida ba ga cinikin dabbobi ko gashin gashi, da gurbacewar kogi su ne mafi munin hatsarin da ke fuskantar waɗannan halittu masu jan hankali.
The girma sani na Muhimmancin kiyaye waɗannan nau'ikan da muhallinsu ya haifar da aiwatar da matakai da shirye-shirye daban-daban na kiyayewa a duk Kudancin Amurka. Duk da haka, da yawa ya rage a yi don tabbatar da dorewar rayuwa.
Muhimmancin muhalli na Swamp Otters
Giant otters sune muhimmin sashi a cikin yanayin yanayin Amazon. Ta hanyar ciyar da kifi da sauran halittun ruwa, suna taimakawa wajen kiyaye daidaito a cikin yawan abin da suke ganima. Sun zama muhimmiyar hanyar haɗi a cikin gidan abinci na koguna da tafkunan da suke rayuwa a ciki.
A gefe guda kuma, kasancewarsu manyan mafarauta, kasancewarsu sau da yawa manuniya ce ta gaba ɗaya lafiyar halittun kogin. Rage yawan su na iya nuna matsalolin da ke da tushe waɗanda zasu iya shafar dukkan sassan abinci. Saboda duk waɗannan dalilai, ana ɗaukarsu iri ɗaya ne: Gabinsu yana ɗaukar kariyar yawancin wasu nau'in da kuma baki ɗaya na halittu gabaɗaya.