Snails
These animals crawl on a single muscular foot. Most feed on plants, but sometimes they eat fungus and decomposing material. Snails help to break down decomposing material and become food for birds and other animals. Snails have shells, while slugs don’t.

Ecological function: herbivore, detritivore, decomposer
Level in food chain: primary consumer
Feeding behaviour: herbivore, fungivore, detritivore
Microhabitat: moist soil, under leaf litter