swooping birds warning sign

advise aggressive alarm alert alfred animal application attack attacking attention australia australian azure beware bird birds blue board caricature caution danger dangerous figure foresight funny guidance hiker hitchcock info information isolated magpie mindful object observant out outdoors outside pedestrian person pole post potentially premonitory promenader protect protection road safe safety sign signpost silhouette sky stick stickman street swoop swooping traffic walker warn warning watch watchful wildlife yellow zone