Igama liyazikhulumela: lingummeleli omncane kunabo bonke bohlobo lwalo. I-cormorant iyinhlobo ecishe ibe sengozini, ikakhulukazi emazweni e-CIS. Abazingeli abanantshisekelo ngokukhethekile ngokudubula inyoni, imvamisa isizathu esiyinhloko sokuqothulwa kwabo yizimo ezingezinhle zemvelo nokuwela kumanetha abadobi, kanye nasemililweni.
Ukubukeka kwezinyoni
Kulula ukuhlukanisa i-cormorant kuma-congener ayo ngombala wale nyoni. Umbala wezimpaphe zabantu uyashintsha kuye ngesigaba sempilo yenyoni:
- amatshwele - ujiva onsundu onombala onsundu;
- izimpaphe zezinyoni ngesikhathi sokuzalela zinemibala emibili: emhlophe qwa futhi nsundu ngokukhanyayo;
- "isembatho sokuqala" sabantu abathile ngamathoni ansundu ansundu nge-sheen eluhlaza;
- "isembatho sokukhwelana" sesibili sinombala onsundu omnyama ngezansi bese sikhanya siseduze kwekhanda, kuvele izimpaphe ezimhlophe ezimise okwezinyembezi;
- "Ngemuva kwengubo yomshado" - onsundu onsundu ngomthunzi wensimbi ophelile.
Usayizi womzimba mncane - cishe u-60 cm, isisindo - kufika kukhilogremu.
Ihlala kuphi icormorant
Ngaphandle kokuthi i-cormorant inamaphiko, le nyoni ithambekele kakhulu emanzini. Ngakho-ke, imvamisa abantu batholakala kumadamu amakhulu namancane, lapho kunamanzi asebenzayo. Akukho mehluko noma ngabe amanzi anosawoti noma amnandi: i-cormorant iyakwazi ukuhlala olwandle nasemifuleni. Ukuze uzizwe ukhululeke ngangokunokwenzeka, le nyoni ikhetha ugu olunjalo lapho kunezihlahlana ezinkulu zezihlahla, umhlanga noma umhlanga. Indawo ekahle yokwakha isidleke isiqhingi esintantayo engalweni yomfula enezimila eziningi namanzi acwebile.
Idlani?
Umuthi omnandi kakhulu we-cormorant yizinhlanzi. Kodwa-ke, ngenxa yobuncane bomlomo, le nyoni ayikwazi ukugwinya inyamazane enkulu. Ubukhulu obukhulu bungu-10-12 cm. Imvamisa ama-cormorant adla uhlobo lwenhlazi yomphunga, ipiki, i-roach ne-rudd. Kodwa-ke, uma ingekho inhlanzi, le nyoni ingadla ama-mollusk amancane afana nezimfanzi noma ama-amphibian: amaxoxo, izibankwa, izinyoka nezinyoka.
I-cormorant ingaphila impilo yayo yonke emzimbeni owodwa wamanzi, uma inani lokudla lanele. Uma inani lezisulu ezingaba khona lingaphansi, inyoni izothuthela kwenye indawo.
Amaqiniso Athandekayo
Ama-cormorants amancane ayizinhlobo ezithokozisayo zezinyoni, indlela aphila ngayo ihlukile kwezinye:
- Abantu abanabo ubudlova futhi bangena "empini" kuphela ukuzivikela ezilwaneni eziyingozi.
- Ubulongwe be-Cormorant buphezulu ku-nitrogen ne-phosphate, okwenza kube ngumanyolo osebenzayo.
- I-Cormorant ingabhubhisa ukuzala ukuzondla amaphuphu.
