aquarium-fish artificial breeders breeding colorful colors colourful colours common community-fish differences fish freshwater-aquarium-species guppies guppy guppy-strains hardy jar live-bearing-species millionfish pattern-variations patterns peaceful plastic-vegetation poecilia-reticulata popular rainbow-fish shapes Sizes small-size species tank-water temporary-container tropical-fish variable-food-preference variations variety widely-distributed aim aimed aiming angled angles Australian-Defense-Force barrel coast coastal-defense combat-readiness death defence defend defending defensive destruction destructive emplacement equipment gun gun-emplacement gun-platform gun-turret heritage hilltop historic history military mounted mounted-gun placed placement protection protective secure security shrubbery trees upward vantage-point vegetation weapon weaponry weapons World-War-2 wwii banner coat of arms color colored colour coloured communicating communication democracy design details dignity equality five-stars flag governance government historical 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’