Brainless Sea Stars

If I only had a brain! Did you know sea stars have no brains and no blood? Their nervous system is spread through their arms and their “blood” is actually filtered sea water.

2010 is the Year of Biodiversity and Earth Rangers has teamed up with The United Nations Convention on Biological Diversity to bring you a daily dose of biodiversity basics

Earth Rangers is a non-profit organization that works to inspire and educate children about the environment. At EarthRangers.com kids can play games, discover amazing facts, meet animal ambassadors and fundraise to protect biodiversity.