appearance cephalopods cold colors colours cool display displayed fish market food for sale fresh home cooking ice marine cephalopods market on ice ready for purchase sea food selection shapes shopping Sizes skin smell Squid teuthida textures varieties wet wet market dehydrated dried edible fish flattened medicinal medicine rough surface textured tough seahorses small pipefish bundled bundles amphibians anura carnivores cuts delicacy exotic food food source frog legs frogs large legs meat pieces preparation skinned variety