Omnivores have more complex gastrointestinal tracts, with a hindgut caecum in which some microbial fermentation takes place, and they have longer mean retention times (MRTs) of digesta.
食肉动物的小肠很发达 ,这可能与对食物的高消化能力有关 ;杂食性动物有更复杂的胃肠器官 ,其后端有可进行发酵的盲肠 ,消化物的平均滞留时间 (meanretentiontimes ,MRTs)更长 ;最长的平均滞留时间见于食草动物 ,其消化道内高密度的微生物种群对不同滞留区内的消化物进行发酵。
stout-bodied short-legged omnivorous animals.
身体矮胖、腿短的杂食性动物。
Bears are large carnivorous mammals.
杂食性大型哺乳类动物，以肉食为主。
omnivorous mammal of Central and South America.
中美和南美的杂食性哺乳动物。
omnivorous nocturnal mammal native to North and Central America.
原产于北美和中美夜间活动的杂食性哺乳动物。
The habit of feeding on many different kinds of food.
杂食性以多种不同食物为食的习性
massive plantigrade carnivorous or omnivorous mammals with long shaggy coats and strong claws.
结实的食肉或杂食性跖行哺乳动物，皮毛长而粗糙，爪有力。
mutual predators.
彼此相关的肉食性动物
The male hunts for food while his mate guards the nest.
雌性动物守巢时，雄性动物猎食。
raccoon-like omnivorous mammal of Mexico and the southwestern United States having a long bushy tail with black and white rings.
墨西哥和美国西南部形似浣熊的杂食性哺乳动物，长而多毛的尾巴上有黑色和白色的环。
Scientists have bred new hybrid plants and animals which yield more food.
科学家培育的许多新的杂交植物和动物，提供了更多的食物。
Dynamic Complexities in Some Predatory and Parasitoidal Systems
几类捕食和拟寄生系统的动力学复杂性
Is there any proof that the food of the plant differs from that of animals?
是否有任何证据可以说明植物性的食物不同于动物性的食物呢？
Study on the Analysis of Medicine Residues in Animal Origin Food;
动物源性食品中药物残留检测的研究
Janet buys food at the grocery store once a week.
珍娜每周到食品杂货店采购一次食物。
The gracile form was more of an omnivore-that is, it ate some meat as well as plants.
纤细则属于杂食者——既吃肉类又食植物。
And the neighbors told me that they were always available to give me a ride if I wanted to go shopping at the mall or at the grocery store.
邻居们主动提出随时可以开车带我去商业区或食品杂货店购物。
slow-moving omnivorous nocturnal primates of tropical Asia; usually tailless.
亚洲热带地区夜间缓行杂食灵长类动物；通常无尾。
Study on Analysis of Pharmaceutical, Food and DNA Hybridization Using Flow Injection-Chemiluminescence;
流动注射—化学发光法在药物、食品以及DNA杂交分析中的应用研究
