Dolphins

© Roger de la Harpe

Vito Ra Ntolovelo Ra Xindyangu

Dolphins

Tinwana Eka Ndyangu

Bottlenose, Common, Dusky, Humpback, Spinner, Spotted, Striped

Vito Ra Xi Science

Delphinidae

Sayizi

Kusuka eka 1,5m kuya eka 6m.

Nhlamuselo

Yisasekile na miri woleha. Tinwani tina ti Dorsal fins. Yina gomo rikulu laha ritlhela ri humelaka ehandle. Tinwana tina mixaka ya mihlovo yinwana, hixitalu yiva yiri ya mpunwa, yo basa, naya ntima. Blowhole iya ntima laha henhla ka nhloko

Vuxokoxoko

Ndyangu wa Delphinidae wuna kwalomu ka 17 wa tinxaka na 32 wa tinxakanxaka. Mammal. Yitika kusuka eka 50-900kg. Echo-location yitirhisiwa kukuma swo dlaya swona. Lowu i muxaka wun’wana wotlhariha swinene wale matini ya lwandle. Wa hatlisa swinene, wu hlambela hi matimba.

Ncila kumbe swohlambela hiswona swiva swiri hi xivumbeko xa horizontal endzeni ka mati. Yikota kutswala vana na muxaka wun’wana. Yihanya hi mintlawa eka mati lawa yanga netangiki. Minkarhi yin’wana yina ntirhisano kuva yikota ku khoma nala wa yona, kufana nati sardines. Viviparous. Vana vatswariwa va helerile.

Swakudya

Yidya ngopfu tinhlampfi nati squid.

Kuhangalaka

Yikumeka eka maxelo hinkwawo nale ka tinxaka hinkwato ta malwandle.

Tinxaka to Toloveleka

Humpback dolphin
Sousa chinensis
Common dolphin
Delphinus delphis
Bottlenose dolphin
Tursiops truncatus