Categories notes biologyPeaceful echinoderms Post author By Bruno C. Vellutini Post date 19 September 2010 No Comments on Peaceful echinoderms Echinoderms are mostly sedentary and hence they are more peaceful than other phylas:)Relacionado Tags echinodermata, invertebrate, marine biology, posterous ← Linux in schools → An idea is a network Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment *Name Email Website Notify me of new posts by email. Δ