Mary Allen
Nchifukwa chiyani agalu athu apakhomo ali ndi makutu ogwa, mosiyana ndi achibale awo akutchire?
Ofufuza apeza kuti kunali kulakwitsa kwachilengedwe pamene nyamazo zinakhala zoweta, inalemba ABC News.
Makutu olendewera omwe mitundu yambiri ya agalu ili nawo sapezeka mwa agalu amtchire. Agalu apakhomo alinso ndi mphuno zazifupi, mano ang'onoang'ono, ndi ubongo waung'ono. Ofufuza amachitcha "domestication syndrome".
Kwa zaka zambiri, ofufuza akhala ndi malingaliro angapo, koma palibe amene amavomerezedwa mofala. M’zaka zaposachedwapa, ofufuza a ku Germany, United States, Austria, ndi South Africa achita kafukufuku wa zamoyo za m’mimba zokhala ndi msana. Zasonyezedwa kuti kuswana kosankha kungapangitse kuti maselo ena asagwire ntchito, "amatayika" panjira yopita ku gawo la thupi komwe angayambe kupanga minofu (kumene imapezeka mu nyama zakutchire). Chitsanzo cha zimenezi ndi makutu akuomba.
- Mukasankha kusankha kuti mukhale ndi khalidwe, nthawi zambiri mumapeza zosayembekezereka. Pankhani ya nyama zoweta, zambiri sizingakhale kuthengo zikamasulidwa, koma zikagwidwa, zimachita bwino. Ndipo ngakhale zizindikiro za matenda obadwa nawo zilibe vuto mwaukadaulo, sizikuwoneka ngati zikuwavulaza, akutero Adam Wilkins wa ku Institute of Theoretical Biology.