bird dead death fatal lost nature nest young advice alert appropriate-behavior appropriate-behaviour behave behavior behaviour birds black care careful caution communicate communication directions ducks feed feeding food inform information informing message no-bread not-allowed not-permitted permission-denied prohibited prohibition red restricted restriction restrictions sign signage warning water-birds watrer-fowl white abuse addict addicted addiction addictive ailment bad barrel cancer cancerous cannon carcinogen cigarettes concept conceptual danger dangerous deadly disease drug free habit health image isolate isolated isolation lethal medical nicotine object photo photograph picture poison poisonous resource smoke smoker stock tobacco unhealthy vice weapon animals awareness concern creatures denied protecting protection public-park text warning-sign wildlife aid assistance availability casualties casualty-care cross emergency emergency-care fatality-reduction first-aid first-aid-procedures harm-reduction help helpful immediate-assistance initial-treatment injuries injury international-symbols life-preservation life-saving location medical-attention minimising-pain one-time-treatment prepared providing-emergency-help readiness ready recovery red-cross rescue safety safety-response short-term-treatment signs symbols treatment white-on-green-cross wording