worm

Earthworms are very helpful animals that live in the ground. They eat soil, which makes the soil soft and loose.

Farmers love soil with lots of earthworms. Plants grow well in soil with earthworms. Earthworms are important friends of nature.

Earthworms are one of the oldest creatures in the world, and they have lived on Earth for about 600 million years. They move by stretching and contracting their bodies, and this movement is inspiring robotics research.

Earthworms have the amazing ability to regenerate, with one worm becoming two. Recently, eco-friendly composting using earthworms has gained popularity worldwide. They also play an important role in urban farming and environmental education.