microfaunas
/ˌmaɪkroʊˈfɔːnəz/
noun
- Plural of microfauna; very small animals (such as protozoa, nematodes, or tiny arthropods) that live in soil, water, or other environments.
- The lake's microfaunas include rotifers and tiny crustaceans.
- Different microfaunas thrive in sandy versus clay soils.
- Researchers compared the microfaunas of two different compost piles.