and a little uneven distribution of several groups, both of predatory and omnivory animal competes food and space resources, cause group number of soil animal decreases progressively incompletely; 类群数分布稍微不均匀,杂食性和捕食性动物之间相互竞争食物和空间资源,导致土壤动物类群数不完全递减;
Omnivore/ˈɒmnivɔər/ is a consumption classification for animals that have the capability to obtain energy and nutrients from materials originating from plant and animal origin. Often, omnivores also have the ability to incorporate food sources such as algae, fungi, and bacteria into their diet as well.