164 



THE DISTRIBUTION OF 



breeding-places which they show the commonest is the 

 pointed egg, which does not roll off the rocks readily, 

 while the eggs themselves are frequently protectively 



*■ 



Fig. 43. Kittiwake Gulls nesting on basaltic pinnacles on May Island, 

 in the Firth of Forth. {Photo hy Mr. George West.) 



coloured, except where, like those of the puffin, they 

 are concealed in holes. 



Of the reptiles relatively few are marme animals, 

 the habit being most frequent among the turtles and 



