When food is in short supply, a ruminant can last longer than a nonruminant because it can derive more energy out of the same food.
当食物短缺时，反刍动物比非反刍动物寿命更长，因为反刍动物可以从同样的食物中获得更多的能量。
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The products of ruminant feed and cattle or sheep-derived feed from the enterprises and farms of 7 districts in Shaanxi province were detected by real-time PCR.
Effects of dietary fiber on intestinal mucosal morphology and epithelial cell turnover, mechanisms and digestive functions in non-ruminant animals were reviewed.