Birds of Britain 



FACING PAGE 



88. Curlew . . .348 



89. Common Tern 354 



90. Black-headed Gull 360 



91. Herring Gull . 364 



92. Greater Black-backed Gull 368 



93. Kittiwake 370 



94. Bichardson's Skua 374 



95. Razorbill 376 



96. Common Guillemot 378 



97. Black Guillemot . . . . - * . .380 



98. Red-throated Diver 386 



99. Great-crested Grebe . . . . . . . 388 



100. Storm Petrel and Leach's Petrel . 392 



