Swift Tern
Inyoni yamanzi

© Robert Hofmeyr

Igama

Inyoni yamanzi

Igama lesi-Latin

Sterna bergii

Umndenazo

Rynchopidae

Ubude bazo

50 cm

Indawo yokuhlala/ ikhaya lazo

Zihlala ngeenqhema ezincani emanzini weligu.

Isililo senyoni

Inetjhada eliphezulu elimkhozana elithi: 'kreee-kreee'.

Ukuhlangana neduna nokubekelisana

Zivamise ukwakha isidleke sazo eendaweni ezivulekileko, ezilibala, phakathi kwenyanga kaNtaka ukuya kuSewula. Yakha isidleke ezingatjhingeli khulu, kesinye isikhathi sindlalwa ngotjani obuncani. Ibekela iqanda linye ukuya kamabili anombala omhlophe, ovangeke ngombala omthuthu nofana othanda ukubonakala kwanga ubukhobe kanye namatshwayo wamacatjhazana azotho.

Ihlathululo ngamadzinyanazo

Amadzinyana anomlomo wombala osarulana, amasiba wombala omhlophe nokunzima kuthi isiphetho sawo sibetshehla nofana sifphele- nokho kumasiba anamacatjhazana. Kanti-ke zombili esikazi neduna ziyafana.

Ihlathululo ngezidala

Ingekulu ngesilinganiso, inomlomo ogobeneko kanye nombala osarulana. Inemida epandla, emahlangothini wobuso, entanyeni kanye nencenyeni yomzimba yangaphasi.

Ubujamo / isikhundla

Imhlali ojayelekileko.

Ukwabeka nokusabalala kwazo

Ijayeleke khulu eSewula tjhingalanga Kapa bese zitholakale ngeenqhema ezincani magega neligu, nofana emaqadi kwamanzi. Zihlanganela nofana zibekelisana e-Schaapen, Marcus, Dyer, Malgas, Meeuw and Robben Islands, kodwana kungasi endaweni eyodwa yesihlengeleni unyaka nonyaka.