. The British bird book . 128 3EA GDLL5. S IIX different kinds of these birds are inhabitantsof the British Islands, while eight or nineothers are included in the list of occasional visitors. Outof these, the best known of all is the Black-headed Gull,which is not only plentiful on almost all parts of our coasts,but also travels up most of our large rivers day after day,and is often to be seen seventy or eighty miles from thesea. It is a black-headed gull only during the breedingseason, for at the approach of autumn the black, or rather the 129

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Keywords: ., bookcentury1900, bookdecade1920, booksubjectbirds, bookyear1921