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 . . . 70 

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



Nest of Gannet r North Bird Rock 75 



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



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



Kittiwakes nesting (x i|-) . . . . . . > 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 , . . .in 

 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 



