i6 



HULL SCIENTIFIC AND FIELD NATURALISTS CLUB. 



stouter bill always distinguishes it. The young Puffin at 

 first is covered with fluffy black down, with a patch of white 

 on the breast. How long they take to reach maturity is not 



Fig. 8. — Razor-Bill Newly Hatched. 



fully known, but from the numbers of non-breeding birds 

 present at the cliffs, it must be at least two years before 

 they breed. 



The Guillemot has, perhaps, fewer enemies than most 



Fig 



-Young Razor-Biu,. 



birds. The larger Falcons do not seem to trouble either the 

 Guillemot or the Razor Bill, though the Peregrine is very 

 fond of the Puffin. The Guillemot, however, is not entirely 

 free from persecution by natural enemies. He is infested by 



