beach beachcomber beachcombing isolated macro ocean sand sea shell shells summer sveres bright red reflection ripples stroll sun sunset walk water waves yellow active aged aging alone animal black brown canine collar colorful colors colourful colours companion cool curious dog Ears edge eyes face features footprints friendly fun fur furry graying greying intelligent man’s best friend mottled nose old paw prints paws pet seashore seaweed texture textures tongue walking water’s edge wavelets wet