The cow’s amazing ability to sustain itself by eating nothing but grass is one of the marvels of nature, but it comes at a cost. As grass ferments in the rumen — one of four compartments in th ...

Ethiopia is endowed with diverse agro-climatic regions and altitudes that range from the lowest Afar depression (−160 m above sea level, masl) to the highest Semien Mountain (4,600 masl). The ...