It details the anatomy of earthworms, including their segmented bodies, bristles for locomotion, and digestive system that helps improve soil fertility.

Explore earthworm anatomy and dissection in this 1961 educational film. Covering digestive, circulatory, excretory, nervous, & reproductive systems, it's a detailed instructional guide.

Journal: Proceedings of the National Academy of Sciences of the United States of America Published: 2019-08-19 DOI: 10.1073/pnas.1820285116 Affiliations: 3 Authors: 5 ...