LIST OF ILLUSTRATIONS 



PAGE 



Another cliff view . . . . . . . . .58 



A group of Gannets . . . . . . . -59 



Gannet and Murres incubating (x 2) . . . .60 



Nesting-site of Razor-billed Auk . . . . . .61 



Eggs of Murres as laid on ledge . . . . . .62 



A Gannet colony ... ..... 63 



A Puffin sitting for his portrait (x 4) . . . . -67 



Another Puffin portrait (x 4) . . . . . .68 



Razor-billed Auks at close range (x i-^-) . . . . .69 



Group of Murres, Puffins and Razor-billed Auk . . -7 

 The Pillar, or Pinnacle, North Bird Rock . . . .74 



Nest of Gannet, North Bird Rock . . . . . -75 



An incubating Briinnich's Murre . . . . . 77 



Common Murres on their eggs (x 3) . . . .78 



Kittiwakes nesting (x ii) . . . . . . - 79 

 Gannets, Murres and Kittiwakes on the lower ledges . . 80 



The home of the Ocean Wanderers 97 



A pair of Greater Shearwaters . . . . 108 



Two Greater Shearwaters close to vessel . . . .109 



The Greater Shearwaters, a hungry horde . . . . 1 1 1 



Wilson's Petrels, or " Mother Carey's Chicken's" . . .114 

 Sooty and Greater Shearwaters . . . . . .116 



Wing-study of Western Gull . . . . . . 131 



Western Gulls in Flight 133 



Another study of Western Gulls . . . . . 135 



Herring Gulls alighting on trees 137 



Nest of Herring Gull 138 



Slovenly nest of Common Tern . . . . . .142 



Well-built nest of Common Tern . . . . . .143 



Nest of Least Tern . . . . . . . .144 



Nest of Ring-billed Gull 148 



Nests of Double-crested Cormorants . . . . .149 



xiv 



