arms bumps echinoderms endoskeletons five five arms outer shell pitted rough sea sea creatures sea stars shapes skeleton starfish surface textures tube feet brown colors colours consume display displayed dried edible food for sale medicinal medicine ready for purchase selection textured alive animal aquarium aquatic biology coast coastal coastline conservation coral creature environment environmental fish five-arms life marine nature ocean outer-shell pool rock rockpool sand save sea-creatures seashore seastar star tide tidepool tube-feet underwater water wild wildlife banner coat of arms color colored colour coloured communicating communication democracy design details dignity equality five-stars flag governance government historical history Independence independent justice malay meaning meaningful motto nation national national-symbol nationhood non-commercial official patriotism peace progress red-and-white respect self-governing Singapore state state-crest symbol symbolic ‘Onward-Singapore’