Underground Homes

This passage explains where worms live and how they adapt to different habitats worldwide. It describes earthworms’ preference for moist, nutrient-rich soil and details other species that live underwater or inside animals as parasites. Students also learn how worms enrich soil by decomposing leaves and mixing nutrients, making them crucial to ecosystem health.

The passage supports context-based comprehension and habitat vocabulary development. Students strengthen categorization and inference skills, learning how environment affects an organism’s survival. The clear organization helps readers identify main ideas and supporting details, improving nonfiction reading fluency.