Zida zomwe zimagwiritsidwa ntchito poyang'anira ndi kuyang'anira zinyama zingathandize alimi kuwongolera bwino moyo ndi khalidwe la nyama. Kusankha ndi kugwiritsa ntchito zida zoyendetsera ziweto ziyenera kutsimikiziridwa molingana ndi mtundu, kukula kwake ndi mawonekedwe a nyama zoweta, komanso zofunikira pa umoyo wa zinyama ndi kuteteza chilengedwe ziyeneranso kuganiziridwa. Kugwiritsa ntchito mokwanira zidazi kungathandize kuti ulimi ukhale wabwino, kuchepetsa zoopsa, komanso kuwongolera kasamalidwe kaulimi moyenera.