two black-headed gulls on a branch against the sky

background beach black-headed blackheaded blue boat branch canada chair chroicocephalus cloud coast cold dune england evolution fish fishing fly flying frost gull gulls lachmapara levee marriage mecklenburg north obstinate perched port reproach ridibundus rock rostock sail sailboat sandy sea ship shore sky snow stralsund swimming swimwear tanker two usedom vacation vogel wave wedding wind wing winter