omnivory

例句：

1. 1.Omnivorous animals have a diet that includes both plants and animals.
   杂食性动物的饮食包括植物和动物。
2. 2. Herbivorous mammals are primarily vegetarians, eating mainly plants.
   食草哺乳动物主要是素食主义者，主要吃植物。
3. 3.Carnivorous animals eat meat for their main source of nutrition.
   肉食性动物以肉类为主要营养来源。