HOW SEA-BIRDS KEEP HOUSE. 



161 



But sea-gulls abound on the Farailones, as well 

 as murres, and the gulls refuse to obey the law 

 not to steal eggs. If the mother murre leaves her 

 egg even for a minute, a gull pounces down and 



BABY GULL IN NEST. 



seizes it in his beak. The gull knows how to 

 break an egg as well as you do; so he flies up a 

 little way and drops the egg on a stone. The 



W.S.R. VOL. 811 



