Mary Allen
Mawu akuti “chibadwa” ndi mawu amene amagwiritsidwa ntchito ponena za khalidwe la nyama. Zinyama zimachita chinachake chifukwa chibadwa chawo chimazipangitsa kuti zizichita. Chibadwa mwachibadwa ndi chibadwa cha nyama osati chinachake chimene timaphunzira. Chidziwitso chachibadwa ndi chosiyana ndi luntha. Akatswiri ena amanenanso za chibadwa cha anthu. Mawuwa amachokera ku Chilatini: "zachibadwa" amatanthauza chinachake monga chilimbikitso kapena kuyendetsa.
Chitsanzo ndi mmene nyama zimasamalirira ana awo. Nyama zimachita izi mosiyana kwambiri: mitundu ina ya nyama imangosiya ana awo, monga achule. Komano, njovu zimasamalira njovu motalika kwambiri komanso mosamalitsa. Amangokhala ndi chibadwa chosiyana ndi achule.
Asayansi sagwirizana kwenikweni pa zimene chibadwa chiyenera kukhala. Koposa zonse, ndi zotsutsana: Kodi zonse zomwe zimatchedwa chibadwa zimakhaladi zachibadwa? Kodi nyama zazing'ono siziphunziranso kuchita zina ndi zakale? Komanso, kunena kuti khalidwe limachokera ku chibadwa sikutanthauza zambiri. Sichikufotokozabe kuti chibadwa ndi chiyani komanso kumene chimachokera.