Exploring the Fascinating World of Sea Urchins and Uni

This chapter provides an insightful exploration of sea urchins, from their movement using tube feet and spines to their feeding habits and unique mouth structure. It delves into their reproductive process, venomous capabilities, and encounters with other sea creatures like stingrays. The discussion also includes the harvesting of sea urchins for their uni, highlighting sustainability concerns and traditional harvesting practices by female divers in South Korea.