Sea anemones are brainless!

"Over 1,000 species of sea anemone live at different depths of the world's oceans, and readers will be surprised to learn they all function without brains. Like other invertebrates, sea anemones use a simple nervous system to navigate the waters around them. This book examines this invertebrate's life cycle as well as some of the characteristics that make sea anemones so unique, for example their symbiotic relationship with clownfish"--Provided by publisher.