crop England farm fence field Great Britain green hill landscape lane meadow natural nature path peace rural South Downs spring Sussex track tree view woodland alert animal animals awareness be careful beware birds black bright care caution chickens chicks crossing crossing- alert danger ducklings ducks protection road crossing sign warning watchout water birds water fowl wildlife yellow advice appropriate behavior appropriate behaviour avoid concern dangerous denied directions not allowed not permitted permission denied prohibited prohibition protect rules safety signs warning sign announcement appropriate-behavior appropriate-behaviour be-careful careful communicating communication informing Look looking lookout observant red risk risks warning-sign watch watch-out white anas superciliosa aquatic bird Australian bird black eye-stripe brown duck chick common dark-brown direction duck fauna follow follow-the-leader following fowl grey duck guidance guiding lead leading mother omnivore omnivorous Pacific black duck protective waterbird waterfowl widespread wild duck Asian auspicious lions ball building guard carved ceramic chinese colorful colors colourful colours cultural culture decorative decorative stone dragon dragons external guard footpath fortune fu lions glazed good fortune guard guardian lions lion dogs lions of Buddha luck male marble one of a pair paw on a ball rui shi stone symbol symbolic temple lions tiled wall wealth access-denied access-limited ban banned bicycles-prohibited bylaws cycling-prohibited information law legal no-bikes no-cycling no-wheels not-allowed not-permitted pedestrian-care pedestrian-safety permission-denied prohibitions restricted restriction restrictions ancient Boston building history market quincy market shops stalls buildings croatia Dubrovnik houses roof rooftop tiles town