153 
1812, by Mr. Bullock, who, in a tour which he 
made to the Orkneys and Shetland Isles, found it 
breeding in those remote districts. Since that 
period it has occasionally been met with in the 
United Kingdom. Some individuals of this 
species are almost entirely white, while others have 
large markings. From the observations that have 
been made on its habits, it appears to be by no 
means a bird which is active only during the com- 
parative gloom of twilight, for it has been seen 
pursuing its prey in the daytime. Alpine hares, 
rabbits, rats, and the different species of grouse, 
are among the animals that fall victims to its 
appetite. It rests exposed upon the ground, where 
it can look round and desery the approach of an 
enemy. It breeds upon open moors, and lays two 
or three eggs of a pure white. 
OWL; TAWNY BROWN. 
Ivy Owt. 
Srrix sTRIDULA, Mont. 
Next to the White or Barn Owl, this is the most 
abundant of the British species, and like the former 
is generally dispersed throughout this kingdom, as 
well as in many parts of Europe. It is most fre- 
quently met with, however, in well-wooded dis- 
tricts, as it takes up its abode in woods and thick 
