Symmetry irin nematodes da flatworms
Amsar ita ce: Ƙa'ida ta gefe
Roundworms da flatworms suna da nau'in siffa ta gefe, saboda jikinsu yana da bango mai nau'i uku, kuma siffar su tana da tsawo kuma yawanci tubular. Wannan nau'in siminti yana da kamanceceniya da tsummoki, don haka tsutsotsin tsutsotsi da tsutsotsin tsutsotsi daban-daban ne na phylum daban-daban waɗanda ke raba alamomin gefe. Ta hanyar kallo da nazarin su, yana yiwuwa a san nau'ikan dabbobi daban-daban waɗanda ke wanzuwa a cikin yanayi kuma suna da alaƙa da kamanni na gefe. Don haka, wajibi ne a kiyaye wannan kyakkyawan nau'in da kuma kula da wadannan kananan halittu masu taimakawa wajen shirya kasa da inganta muhallin da ke kewaye.
